42668470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 89812800

約数和(自身を除く): 47144330

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 449, 559, 731, 898, 1105, 1118, 1462, 2210, 2245, 2795, 3655, 4490, 5590, 5837, 7310, 7633, 9503, 11674, 15266, 19006, 19307, 29185, 38165, 38614, 47515, 58370, 76330, 95030, 96535, 99229, 193070, 198458, 250991, 328219, 496145, 501982, 656438, 992290, 1254955, 1641095, 2509910, 3282190, 4266847, 8533694, 21334235, 42668470]

約数ペア:

[(1, 42668470), (2, 21334235), (5, 8533694), (10, 4266847), (13, 3282190), (17, 2509910), (26, 1641095), (34, 1254955), (43, 992290), (65, 656438), (85, 501982), (86, 496145), (130, 328219), (170, 250991), (215, 198458), (221, 193070), (430, 99229), (442, 96535), (449, 95030), (559, 76330), (731, 58370), (898, 47515), (1105, 38614), (1118, 38165), (1462, 29185), (2210, 19307), (2245, 19006), (2795, 15266), (3655, 11674), (4490, 9503), (5590, 7633), (5837, 7310)]