127562500

素因数分解:

$2^2\times 5^6\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 84

約数和(自身を含む): 302418004

約数和(自身を除く): 174855504

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 157, 250, 260, 314, 325, 500, 625, 628, 650, 785, 1250, 1300, 1570, 1625, 2041, 2500, 3125, 3140, 3250, 3925, 4082, 6250, 6500, 7850, 8125, 8164, 10205, 12500, 15625, 15700, 16250, 19625, 20410, 31250, 32500, 39250, 40625, 40820, 51025, 62500, 78500, 81250, 98125, 102050, 162500, 196250, 203125, 204100, 255125, 392500, 406250, 490625, 510250, 812500, 981250, 1020500, 1275625, 1962500, 2453125, 2551250, 4906250, 5102500, 6378125, 9812500, 12756250, 25512500, 31890625, 63781250, 127562500]

約数ペア:

[(1, 127562500), (2, 63781250), (4, 31890625), (5, 25512500), (10, 12756250), (13, 9812500), (20, 6378125), (25, 5102500), (26, 4906250), (50, 2551250), (52, 2453125), (65, 1962500), (100, 1275625), (125, 1020500), (130, 981250), (157, 812500), (250, 510250), (260, 490625), (314, 406250), (325, 392500), (500, 255125), (625, 204100), (628, 203125), (650, 196250), (785, 162500), (1250, 102050), (1300, 98125), (1570, 81250), (1625, 78500), (2041, 62500), (2500, 51025), (3125, 40820), (3140, 40625), (3250, 39250), (3925, 32500), (4082, 31250), (6250, 20410), (6500, 19625), (7850, 16250), (8125, 15700), (8164, 15625), (10205, 12500)]