71401600

素因数分解:

$2^7\times 5^2\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 180139140

約数和(自身を除く): 108737540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 128, 160, 200, 212, 265, 320, 400, 421, 424, 530, 640, 800, 842, 848, 1060, 1325, 1600, 1684, 1696, 2105, 2120, 2650, 3200, 3368, 3392, 4210, 4240, 5300, 6736, 6784, 8420, 8480, 10525, 10600, 13472, 16840, 16960, 21050, 21200, 22313, 26944, 33680, 33920, 42100, 42400, 44626, 53888, 67360, 84200, 84800, 89252, 111565, 134720, 168400, 169600, 178504, 223130, 269440, 336800, 357008, 446260, 557825, 673600, 714016, 892520, 1115650, 1347200, 1428032, 1785040, 2231300, 2856064, 3570080, 4462600, 7140160, 8925200, 14280320, 17850400, 35700800, 71401600]

約数ペア:

[(1, 71401600), (2, 35700800), (4, 17850400), (5, 14280320), (8, 8925200), (10, 7140160), (16, 4462600), (20, 3570080), (25, 2856064), (32, 2231300), (40, 1785040), (50, 1428032), (53, 1347200), (64, 1115650), (80, 892520), (100, 714016), (106, 673600), (128, 557825), (160, 446260), (200, 357008), (212, 336800), (265, 269440), (320, 223130), (400, 178504), (421, 169600), (424, 168400), (530, 134720), (640, 111565), (800, 89252), (842, 84800), (848, 84200), (1060, 67360), (1325, 53888), (1600, 44626), (1684, 42400), (1696, 42100), (2105, 33920), (2120, 33680), (2650, 26944), (3200, 22313), (3368, 21200), (3392, 21050), (4210, 16960), (4240, 16840), (5300, 13472), (6736, 10600), (6784, 10525), (8420, 8480)]