138961120

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1667}}^1$

素因数の和:2203

約数の個数: 48

約数和(自身を含む): 329123088

約数和(自身を除く): 190161968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 1667, 2084, 2605, 3334, 4168, 5210, 6668, 8335, 8336, 10420, 13336, 16670, 16672, 20840, 26672, 33340, 41680, 53344, 66680, 83360, 133360, 266720, 868507, 1737014, 3474028, 4342535, 6948056, 8685070, 13896112, 17370140, 27792224, 34740280, 69480560, 138961120]

約数ペア:

[(1, 138961120), (2, 69480560), (4, 34740280), (5, 27792224), (8, 17370140), (10, 13896112), (16, 8685070), (20, 6948056), (32, 4342535), (40, 3474028), (80, 1737014), (160, 868507), (521, 266720), (1042, 133360), (1667, 83360), (2084, 66680), (2605, 53344), (3334, 41680), (4168, 33340), (5210, 26672), (6668, 20840), (8335, 16672), (8336, 16670), (10420, 13336)]