908900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 36

約数和(自身を含む): 2018100

約数和(自身を除く): 1109200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 149, 244, 298, 305, 596, 610, 745, 1220, 1490, 1525, 2980, 3050, 3725, 6100, 7450, 9089, 14900, 18178, 36356, 45445, 90890, 181780, 227225, 454450, 908900]

約数ペア:

[(1, 908900), (2, 454450), (4, 227225), (5, 181780), (10, 90890), (20, 45445), (25, 36356), (50, 18178), (61, 14900), (100, 9089), (122, 7450), (149, 6100), (244, 3725), (298, 3050), (305, 2980), (596, 1525), (610, 1490), (745, 1220)]