53980520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 140767200

約数和(自身を除く): 86786680

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 190, 209, 220, 242, 380, 418, 440, 484, 587, 605, 760, 836, 968, 1045, 1174, 1210, 1672, 2090, 2299, 2348, 2420, 2935, 4180, 4598, 4696, 4840, 5870, 6457, 8360, 9196, 11153, 11495, 11740, 12914, 18392, 22306, 22990, 23480, 25828, 32285, 44612, 45980, 51656, 55765, 64570, 71027, 89224, 91960, 111530, 122683, 129140, 142054, 223060, 245366, 258280, 284108, 355135, 446120, 490732, 568216, 613415, 710270, 981464, 1226830, 1349513, 1420540, 2453660, 2699026, 2841080, 4907320, 5398052, 6747565, 10796104, 13495130, 26990260, 53980520]

約数ペア:

[(1, 53980520), (2, 26990260), (4, 13495130), (5, 10796104), (8, 6747565), (10, 5398052), (11, 4907320), (19, 2841080), (20, 2699026), (22, 2453660), (38, 1420540), (40, 1349513), (44, 1226830), (55, 981464), (76, 710270), (88, 613415), (95, 568216), (110, 490732), (121, 446120), (152, 355135), (190, 284108), (209, 258280), (220, 245366), (242, 223060), (380, 142054), (418, 129140), (440, 122683), (484, 111530), (587, 91960), (605, 89224), (760, 71027), (836, 64570), (968, 55765), (1045, 51656), (1174, 45980), (1210, 44612), (1672, 32285), (2090, 25828), (2299, 23480), (2348, 22990), (2420, 22306), (2935, 18392), (4180, 12914), (4598, 11740), (4696, 11495), (4840, 11153), (5870, 9196), (6457, 8360)]