219961250

素因数分解:

$2^1\times 5^4\times {\mathrm{149}}^1\times {\mathrm{1181}}^1$

素因数の和:1352

約数の個数: 40

約数和(自身を含む): 415413900

約数和(自身を除く): 195452650

約数列:

[1, 2, 5, 10, 25, 50, 125, 149, 250, 298, 625, 745, 1181, 1250, 1490, 2362, 3725, 5905, 7450, 11810, 18625, 29525, 37250, 59050, 93125, 147625, 175969, 186250, 295250, 351938, 738125, 879845, 1476250, 1759690, 4399225, 8798450, 21996125, 43992250, 109980625, 219961250]

約数ペア:

[(1, 219961250), (2, 109980625), (5, 43992250), (10, 21996125), (25, 8798450), (50, 4399225), (125, 1759690), (149, 1476250), (250, 879845), (298, 738125), (625, 351938), (745, 295250), (1181, 186250), (1250, 175969), (1490, 147625), (2362, 93125), (3725, 59050), (5905, 37250), (7450, 29525), (11810, 18625)]