78500100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1342

約数の個数: 144

約数和(自身を含む): 268732800

約数和(自身を除く): 190232700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 50, 58, 60, 70, 75, 84, 87, 100, 105, 116, 140, 145, 150, 174, 175, 203, 210, 290, 300, 348, 350, 406, 420, 435, 525, 580, 609, 700, 725, 812, 870, 1015, 1050, 1218, 1289, 1450, 1740, 2030, 2100, 2175, 2436, 2578, 2900, 3045, 3867, 4060, 4350, 5075, 5156, 6090, 6445, 7734, 8700, 9023, 10150, 12180, 12890, 15225, 15468, 18046, 19335, 20300, 25780, 27069, 30450, 32225, 36092, 37381, 38670, 45115, 54138, 60900, 64450, 74762, 77340, 90230, 96675, 108276, 112143, 128900, 135345, 149524, 180460, 186905, 193350, 224286, 225575, 261667, 270690, 373810, 386700, 448572, 451150, 523334, 541380, 560715, 676725, 747620, 785001, 902300, 934525, 1046668, 1121430, 1308335, 1353450, 1570002, 1869050, 2242860, 2616670, 2706900, 2803575, 3140004, 3738100, 3925005, 5233340, 5607150, 6541675, 7850010, 11214300, 13083350, 15700020, 19625025, 26166700, 39250050, 78500100]

約数ペア:

[(1, 78500100), (2, 39250050), (3, 26166700), (4, 19625025), (5, 15700020), (6, 13083350), (7, 11214300), (10, 7850010), (12, 6541675), (14, 5607150), (15, 5233340), (20, 3925005), (21, 3738100), (25, 3140004), (28, 2803575), (29, 2706900), (30, 2616670), (35, 2242860), (42, 1869050), (50, 1570002), (58, 1353450), (60, 1308335), (70, 1121430), (75, 1046668), (84, 934525), (87, 902300), (100, 785001), (105, 747620), (116, 676725), (140, 560715), (145, 541380), (150, 523334), (174, 451150), (175, 448572), (203, 386700), (210, 373810), (290, 270690), (300, 261667), (348, 225575), (350, 224286), (406, 193350), (420, 186905), (435, 180460), (525, 149524), (580, 135345), (609, 128900), (700, 112143), (725, 108276), (812, 96675), (870, 90230), (1015, 77340), (1050, 74762), (1218, 64450), (1289, 60900), (1450, 54138), (1740, 45115), (2030, 38670), (2100, 37381), (2175, 36092), (2436, 32225), (2578, 30450), (2900, 27069), (3045, 25780), (3867, 20300), (4060, 19335), (4350, 18046), (5075, 15468), (5156, 15225), (6090, 12890), (6445, 12180), (7734, 10150), (8700, 9023)]