71015780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11131}}^1$

素因数の和:11180

約数の個数: 48

約数和(自身を含む): 168315840

約数和(自身を除く): 97300060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 11131, 22262, 44524, 55655, 111310, 122441, 222620, 244882, 322799, 489764, 612205, 645598, 1224410, 1291196, 1613995, 2448820, 3227990, 3550789, 6455980, 7101578, 14203156, 17753945, 35507890, 71015780]

約数ペア:

[(1, 71015780), (2, 35507890), (4, 17753945), (5, 14203156), (10, 7101578), (11, 6455980), (20, 3550789), (22, 3227990), (29, 2448820), (44, 1613995), (55, 1291196), (58, 1224410), (110, 645598), (116, 612205), (145, 489764), (220, 322799), (290, 244882), (319, 222620), (580, 122441), (638, 111310), (1276, 55655), (1595, 44524), (3190, 22262), (6380, 11131)]