124622780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 269468640

約数和(自身を除く): 144845860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 379, 401, 410, 758, 802, 820, 1516, 1604, 1895, 2005, 3790, 4010, 7580, 8020, 15539, 16441, 31078, 32882, 62156, 65764, 77695, 82205, 151979, 155390, 164410, 303958, 310780, 328820, 607916, 759895, 1519790, 3039580, 6231139, 12462278, 24924556, 31155695, 62311390, 124622780]

約数ペア:

[(1, 124622780), (2, 62311390), (4, 31155695), (5, 24924556), (10, 12462278), (20, 6231139), (41, 3039580), (82, 1519790), (164, 759895), (205, 607916), (379, 328820), (401, 310780), (410, 303958), (758, 164410), (802, 155390), (820, 151979), (1516, 82205), (1604, 77695), (1895, 65764), (2005, 62156), (3790, 32882), (4010, 31078), (7580, 16441), (8020, 15539)]