173879420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{5527}}^1$

素因数の和:5571

約数の個数: 72

約数和(自身を含む): 432311712

約数和(自身を除く): 258432292

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 5527, 6292, 7865, 11054, 15730, 22108, 27635, 31460, 55270, 60797, 71851, 110540, 121594, 143702, 243188, 287404, 303985, 359255, 607970, 668767, 718510, 790361, 1215940, 1337534, 1437020, 1580722, 2675068, 3161444, 3343835, 3951805, 6687670, 7903610, 8693971, 13375340, 15807220, 17387942, 34775884, 43469855, 86939710, 173879420]

約数ペア:

[(1, 173879420), (2, 86939710), (4, 43469855), (5, 34775884), (10, 17387942), (11, 15807220), (13, 13375340), (20, 8693971), (22, 7903610), (26, 6687670), (44, 3951805), (52, 3343835), (55, 3161444), (65, 2675068), (110, 1580722), (121, 1437020), (130, 1337534), (143, 1215940), (220, 790361), (242, 718510), (260, 668767), (286, 607970), (484, 359255), (572, 303985), (605, 287404), (715, 243188), (1210, 143702), (1430, 121594), (1573, 110540), (2420, 71851), (2860, 60797), (3146, 55270), (5527, 31460), (6292, 27635), (7865, 22108), (11054, 15730)]