201762460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 457685424

約数和(自身を除く): 255922964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 289, 335, 340, 521, 578, 670, 1042, 1139, 1156, 1340, 1445, 2084, 2278, 2605, 2890, 4556, 5210, 5695, 5780, 8857, 10420, 11390, 17714, 19363, 22780, 34907, 35428, 38726, 44285, 69814, 77452, 88570, 96815, 139628, 150569, 174535, 177140, 193630, 301138, 349070, 387260, 593419, 602276, 698140, 752845, 1186838, 1505690, 2373676, 2967095, 3011380, 5934190, 10088123, 11868380, 20176246, 40352492, 50440615, 100881230, 201762460]

約数ペア:

[(1, 201762460), (2, 100881230), (4, 50440615), (5, 40352492), (10, 20176246), (17, 11868380), (20, 10088123), (34, 5934190), (67, 3011380), (68, 2967095), (85, 2373676), (134, 1505690), (170, 1186838), (268, 752845), (289, 698140), (335, 602276), (340, 593419), (521, 387260), (578, 349070), (670, 301138), (1042, 193630), (1139, 177140), (1156, 174535), (1340, 150569), (1445, 139628), (2084, 96815), (2278, 88570), (2605, 77452), (2890, 69814), (4556, 44285), (5210, 38726), (5695, 35428), (5780, 34907), (8857, 22780), (10420, 19363), (11390, 17714)]