68597980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16411}}^1$

素因数の和:16450

約数の個数: 48

約数和(自身を含む): 165432960

約数和(自身を除く): 96834980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 16411, 32822, 65644, 82055, 164110, 180521, 311809, 328220, 361042, 623618, 722084, 902605, 1247236, 1559045, 1805210, 3118090, 3429899, 3610420, 6236180, 6859798, 13719596, 17149495, 34298990, 68597980]

約数ペア:

[(1, 68597980), (2, 34298990), (4, 17149495), (5, 13719596), (10, 6859798), (11, 6236180), (19, 3610420), (20, 3429899), (22, 3118090), (38, 1805210), (44, 1559045), (55, 1247236), (76, 902605), (95, 722084), (110, 623618), (190, 361042), (209, 328220), (220, 311809), (380, 180521), (418, 164110), (836, 82055), (1045, 65644), (2090, 32822), (4180, 16411)]