26560820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 67568256

約数和(自身を除く): 41007436

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 37, 44, 52, 55, 65, 74, 110, 130, 143, 148, 185, 220, 251, 260, 286, 370, 407, 481, 502, 572, 715, 740, 814, 962, 1004, 1255, 1430, 1628, 1924, 2035, 2405, 2510, 2761, 2860, 3263, 4070, 4810, 5020, 5291, 5522, 6526, 8140, 9287, 9620, 10582, 11044, 13052, 13805, 16315, 18574, 21164, 26455, 27610, 32630, 35893, 37148, 46435, 52910, 55220, 65260, 71786, 92870, 102157, 105820, 120731, 143572, 179465, 185740, 204314, 241462, 358930, 408628, 482924, 510785, 603655, 717860, 1021570, 1207310, 1328041, 2043140, 2414620, 2656082, 5312164, 6640205, 13280410, 26560820]

約数ペア:

[(1, 26560820), (2, 13280410), (4, 6640205), (5, 5312164), (10, 2656082), (11, 2414620), (13, 2043140), (20, 1328041), (22, 1207310), (26, 1021570), (37, 717860), (44, 603655), (52, 510785), (55, 482924), (65, 408628), (74, 358930), (110, 241462), (130, 204314), (143, 185740), (148, 179465), (185, 143572), (220, 120731), (251, 105820), (260, 102157), (286, 92870), (370, 71786), (407, 65260), (481, 55220), (502, 52910), (572, 46435), (715, 37148), (740, 35893), (814, 32630), (962, 27610), (1004, 26455), (1255, 21164), (1430, 18574), (1628, 16315), (1924, 13805), (2035, 13052), (2405, 11044), (2510, 10582), (2761, 9620), (2860, 9287), (3263, 8140), (4070, 6526), (4810, 5522), (5020, 5291)]