145198960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42209}}^1$

素因数の和:42265

約数の個数: 40

約数和(自身を含む): 345446640

約数和(自身を除く): 200247680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 42209, 84418, 168836, 211045, 337672, 422090, 675344, 844180, 1688360, 1814987, 3376720, 3629974, 7259948, 9074935, 14519896, 18149870, 29039792, 36299740, 72599480, 145198960]

約数ペア:

[(1, 145198960), (2, 72599480), (4, 36299740), (5, 29039792), (8, 18149870), (10, 14519896), (16, 9074935), (20, 7259948), (40, 3629974), (43, 3376720), (80, 1814987), (86, 1688360), (172, 844180), (215, 675344), (344, 422090), (430, 337672), (688, 211045), (860, 168836), (1720, 84418), (3440, 42209)]