80857800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1600

約数の個数: 144

約数和(自身を含む): 281092500

約数和(自身を除く): 200234700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 87, 90, 100, 116, 120, 145, 150, 174, 180, 200, 225, 232, 261, 290, 300, 348, 360, 435, 450, 522, 580, 600, 696, 725, 870, 900, 1044, 1160, 1305, 1450, 1549, 1740, 1800, 2088, 2175, 2610, 2900, 3098, 3480, 4350, 4647, 5220, 5800, 6196, 6525, 7745, 8700, 9294, 10440, 12392, 13050, 13941, 15490, 17400, 18588, 23235, 26100, 27882, 30980, 37176, 38725, 44921, 46470, 52200, 55764, 61960, 69705, 77450, 89842, 92940, 111528, 116175, 134763, 139410, 154900, 179684, 185880, 224605, 232350, 269526, 278820, 309800, 348525, 359368, 404289, 449210, 464700, 539052, 557640, 673815, 697050, 808578, 898420, 929400, 1078104, 1123025, 1347630, 1394100, 1617156, 1796840, 2021445, 2246050, 2695260, 2788200, 3234312, 3369075, 4042890, 4492100, 5390520, 6738150, 8085780, 8984200, 10107225, 13476300, 16171560, 20214450, 26952600, 40428900, 80857800]

約数ペア:

[(1, 80857800), (2, 40428900), (3, 26952600), (4, 20214450), (5, 16171560), (6, 13476300), (8, 10107225), (9, 8984200), (10, 8085780), (12, 6738150), (15, 5390520), (18, 4492100), (20, 4042890), (24, 3369075), (25, 3234312), (29, 2788200), (30, 2695260), (36, 2246050), (40, 2021445), (45, 1796840), (50, 1617156), (58, 1394100), (60, 1347630), (72, 1123025), (75, 1078104), (87, 929400), (90, 898420), (100, 808578), (116, 697050), (120, 673815), (145, 557640), (150, 539052), (174, 464700), (180, 449210), (200, 404289), (225, 359368), (232, 348525), (261, 309800), (290, 278820), (300, 269526), (348, 232350), (360, 224605), (435, 185880), (450, 179684), (522, 154900), (580, 139410), (600, 134763), (696, 116175), (725, 111528), (870, 92940), (900, 89842), (1044, 77450), (1160, 69705), (1305, 61960), (1450, 55764), (1549, 52200), (1740, 46470), (1800, 44921), (2088, 38725), (2175, 37176), (2610, 30980), (2900, 27882), (3098, 26100), (3480, 23235), (4350, 18588), (4647, 17400), (5220, 15490), (5800, 13941), (6196, 13050), (6525, 12392), (7745, 10440), (8700, 9294)]