80876940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{877}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 238956480

約数和(自身を除く): 158079540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 53, 58, 60, 87, 106, 116, 145, 159, 174, 212, 265, 290, 318, 348, 435, 530, 580, 636, 795, 870, 877, 1060, 1537, 1590, 1740, 1754, 2631, 3074, 3180, 3508, 4385, 4611, 5262, 6148, 7685, 8770, 9222, 10524, 13155, 15370, 17540, 18444, 23055, 25433, 26310, 30740, 46110, 46481, 50866, 52620, 76299, 92220, 92962, 101732, 127165, 139443, 152598, 185924, 232405, 254330, 278886, 305196, 381495, 464810, 508660, 557772, 697215, 762990, 929620, 1347949, 1394430, 1525980, 2695898, 2788860, 4043847, 5391796, 6739745, 8087694, 13479490, 16175388, 20219235, 26958980, 40438470, 80876940]

約数ペア:

[(1, 80876940), (2, 40438470), (3, 26958980), (4, 20219235), (5, 16175388), (6, 13479490), (10, 8087694), (12, 6739745), (15, 5391796), (20, 4043847), (29, 2788860), (30, 2695898), (53, 1525980), (58, 1394430), (60, 1347949), (87, 929620), (106, 762990), (116, 697215), (145, 557772), (159, 508660), (174, 464810), (212, 381495), (265, 305196), (290, 278886), (318, 254330), (348, 232405), (435, 185924), (530, 152598), (580, 139443), (636, 127165), (795, 101732), (870, 92962), (877, 92220), (1060, 76299), (1537, 52620), (1590, 50866), (1740, 46481), (1754, 46110), (2631, 30740), (3074, 26310), (3180, 25433), (3508, 23055), (4385, 18444), (4611, 17540), (5262, 15370), (6148, 13155), (7685, 10524), (8770, 9222)]