89742700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 207018000

約数和(自身を除く): 117275300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 149, 190, 298, 317, 380, 475, 596, 634, 745, 950, 1268, 1490, 1585, 1900, 2831, 2980, 3170, 3725, 5662, 6023, 6340, 7450, 7925, 11324, 12046, 14155, 14900, 15850, 24092, 28310, 30115, 31700, 47233, 56620, 60230, 70775, 94466, 120460, 141550, 150575, 188932, 236165, 283100, 301150, 472330, 602300, 897427, 944660, 1180825, 1794854, 2361650, 3589708, 4487135, 4723300, 8974270, 17948540, 22435675, 44871350, 89742700]

約数ペア:

[(1, 89742700), (2, 44871350), (4, 22435675), (5, 17948540), (10, 8974270), (19, 4723300), (20, 4487135), (25, 3589708), (38, 2361650), (50, 1794854), (76, 1180825), (95, 944660), (100, 897427), (149, 602300), (190, 472330), (298, 301150), (317, 283100), (380, 236165), (475, 188932), (596, 150575), (634, 141550), (745, 120460), (950, 94466), (1268, 70775), (1490, 60230), (1585, 56620), (1900, 47233), (2831, 31700), (2980, 30115), (3170, 28310), (3725, 24092), (5662, 15850), (6023, 14900), (6340, 14155), (7450, 12046), (7925, 11324)]