157411180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{827}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 342752256

約数和(自身を除く): 185341076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 307, 310, 614, 620, 827, 1228, 1535, 1654, 3070, 3308, 4135, 6140, 8270, 9517, 16540, 19034, 25637, 38068, 47585, 51274, 95170, 102548, 128185, 190340, 253889, 256370, 507778, 512740, 1015556, 1269445, 2538890, 5077780, 7870559, 15741118, 31482236, 39352795, 78705590, 157411180]

約数ペア:

[(1, 157411180), (2, 78705590), (4, 39352795), (5, 31482236), (10, 15741118), (20, 7870559), (31, 5077780), (62, 2538890), (124, 1269445), (155, 1015556), (307, 512740), (310, 507778), (614, 256370), (620, 253889), (827, 190340), (1228, 128185), (1535, 102548), (1654, 95170), (3070, 51274), (3308, 47585), (4135, 38068), (6140, 25637), (8270, 19034), (9517, 16540)]