80831700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 277586400

約数和(自身を除く): 196754700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 29, 30, 36, 38, 45, 50, 57, 58, 60, 75, 76, 87, 90, 95, 100, 114, 116, 145, 150, 163, 171, 174, 180, 190, 225, 228, 261, 285, 290, 300, 326, 342, 348, 380, 435, 450, 475, 489, 522, 551, 570, 580, 652, 684, 725, 815, 855, 870, 900, 950, 978, 1044, 1102, 1140, 1305, 1425, 1450, 1467, 1630, 1653, 1710, 1740, 1900, 1956, 2175, 2204, 2445, 2610, 2755, 2850, 2900, 2934, 3097, 3260, 3306, 3420, 4075, 4275, 4350, 4727, 4890, 4959, 5220, 5510, 5700, 5868, 6194, 6525, 6612, 7335, 8150, 8265, 8550, 8700, 9291, 9454, 9780, 9918, 11020, 12225, 12388, 13050, 13775, 14181, 14670, 15485, 16300, 16530, 17100, 18582, 18908, 19836, 23635, 24450, 24795, 26100, 27550, 27873, 28362, 29340, 30970, 33060, 36675, 37164, 41325, 42543, 46455, 47270, 48900, 49590, 55100, 55746, 56724, 61940, 70905, 73350, 77425, 82650, 85086, 89813, 92910, 94540, 99180, 111492, 118175, 123975, 139365, 141810, 146700, 154850, 165300, 170172, 179626, 185820, 212715, 232275, 236350, 247950, 269439, 278730, 283620, 309700, 354525, 359252, 425430, 449065, 464550, 472700, 495900, 538878, 557460, 696825, 709050, 808317, 850860, 898130, 929100, 1063575, 1077756, 1347195, 1393650, 1418100, 1616634, 1796260, 2127150, 2245325, 2694390, 2787300, 3233268, 4041585, 4254300, 4490650, 5388780, 6735975, 8083170, 8981300, 13471950, 16166340, 20207925, 26943900, 40415850, 80831700]

約数ペア:

[(1, 80831700), (2, 40415850), (3, 26943900), (4, 20207925), (5, 16166340), (6, 13471950), (9, 8981300), (10, 8083170), (12, 6735975), (15, 5388780), (18, 4490650), (19, 4254300), (20, 4041585), (25, 3233268), (29, 2787300), (30, 2694390), (36, 2245325), (38, 2127150), (45, 1796260), (50, 1616634), (57, 1418100), (58, 1393650), (60, 1347195), (75, 1077756), (76, 1063575), (87, 929100), (90, 898130), (95, 850860), (100, 808317), (114, 709050), (116, 696825), (145, 557460), (150, 538878), (163, 495900), (171, 472700), (174, 464550), (180, 449065), (190, 425430), (225, 359252), (228, 354525), (261, 309700), (285, 283620), (290, 278730), (300, 269439), (326, 247950), (342, 236350), (348, 232275), (380, 212715), (435, 185820), (450, 179626), (475, 170172), (489, 165300), (522, 154850), (551, 146700), (570, 141810), (580, 139365), (652, 123975), (684, 118175), (725, 111492), (815, 99180), (855, 94540), (870, 92910), (900, 89813), (950, 85086), (978, 82650), (1044, 77425), (1102, 73350), (1140, 70905), (1305, 61940), (1425, 56724), (1450, 55746), (1467, 55100), (1630, 49590), (1653, 48900), (1710, 47270), (1740, 46455), (1900, 42543), (1956, 41325), (2175, 37164), (2204, 36675), (2445, 33060), (2610, 30970), (2755, 29340), (2850, 28362), (2900, 27873), (2934, 27550), (3097, 26100), (3260, 24795), (3306, 24450), (3420, 23635), (4075, 19836), (4275, 18908), (4350, 18582), (4727, 17100), (4890, 16530), (4959, 16300), (5220, 15485), (5510, 14670), (5700, 14181), (5868, 13775), (6194, 13050), (6525, 12388), (6612, 12225), (7335, 11020), (8150, 9918), (8265, 9780), (8550, 9454), (8700, 9291)]