64966600

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{2069}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 152082900

約数和(自身を除く): 87116300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1256, 1570, 2069, 3140, 3925, 4138, 6280, 7850, 8276, 10345, 15700, 16552, 20690, 31400, 41380, 51725, 82760, 103450, 206900, 324833, 413800, 649666, 1299332, 1624165, 2598664, 3248330, 6496660, 8120825, 12993320, 16241650, 32483300, 64966600]

約数ペア:

[(1, 64966600), (2, 32483300), (4, 16241650), (5, 12993320), (8, 8120825), (10, 6496660), (20, 3248330), (25, 2598664), (40, 1624165), (50, 1299332), (100, 649666), (157, 413800), (200, 324833), (314, 206900), (628, 103450), (785, 82760), (1256, 51725), (1570, 41380), (2069, 31400), (3140, 20690), (3925, 16552), (4138, 15700), (6280, 10345), (7850, 8276)]