53121640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 144789120

約数和(自身を除く): 91667480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 88, 104, 110, 130, 143, 148, 185, 220, 251, 260, 286, 296, 370, 407, 440, 481, 502, 520, 572, 715, 740, 814, 962, 1004, 1144, 1255, 1430, 1480, 1628, 1924, 2008, 2035, 2405, 2510, 2761, 2860, 3256, 3263, 3848, 4070, 4810, 5020, 5291, 5522, 5720, 6526, 8140, 9287, 9620, 10040, 10582, 11044, 13052, 13805, 16280, 16315, 18574, 19240, 21164, 22088, 26104, 26455, 27610, 32630, 35893, 37148, 42328, 46435, 52910, 55220, 65260, 71786, 74296, 92870, 102157, 105820, 110440, 120731, 130520, 143572, 179465, 185740, 204314, 211640, 241462, 287144, 358930, 371480, 408628, 482924, 510785, 603655, 717860, 817256, 965848, 1021570, 1207310, 1328041, 1435720, 2043140, 2414620, 2656082, 4086280, 4829240, 5312164, 6640205, 10624328, 13280410, 26560820, 53121640]

約数ペア:

[(1, 53121640), (2, 26560820), (4, 13280410), (5, 10624328), (8, 6640205), (10, 5312164), (11, 4829240), (13, 4086280), (20, 2656082), (22, 2414620), (26, 2043140), (37, 1435720), (40, 1328041), (44, 1207310), (52, 1021570), (55, 965848), (65, 817256), (74, 717860), (88, 603655), (104, 510785), (110, 482924), (130, 408628), (143, 371480), (148, 358930), (185, 287144), (220, 241462), (251, 211640), (260, 204314), (286, 185740), (296, 179465), (370, 143572), (407, 130520), (440, 120731), (481, 110440), (502, 105820), (520, 102157), (572, 92870), (715, 74296), (740, 71786), (814, 65260), (962, 55220), (1004, 52910), (1144, 46435), (1255, 42328), (1430, 37148), (1480, 35893), (1628, 32630), (1924, 27610), (2008, 26455), (2035, 26104), (2405, 22088), (2510, 21164), (2761, 19240), (2860, 18574), (3256, 16315), (3263, 16280), (3848, 13805), (4070, 13052), (4810, 11044), (5020, 10582), (5291, 10040), (5522, 9620), (5720, 9287), (6526, 8140)]