68123770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47639}}^1$

素因数の和:47670

約数の個数: 32

約数和(自身を含む): 144063360

約数和(自身を除く): 75939590

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 47639, 95278, 238195, 476390, 524029, 619307, 1048058, 1238614, 2620145, 3096535, 5240290, 6193070, 6812377, 13624754, 34061885, 68123770]

約数ペア:

[(1, 68123770), (2, 34061885), (5, 13624754), (10, 6812377), (11, 6193070), (13, 5240290), (22, 3096535), (26, 2620145), (55, 1238614), (65, 1048058), (110, 619307), (130, 524029), (143, 476390), (286, 238195), (715, 95278), (1430, 47639)]