71879090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2539}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 137160000

約数和(自身を除く): 65280910

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2539, 2831, 5078, 5662, 12695, 14155, 25390, 28310, 48241, 96482, 241205, 378311, 482410, 756622, 1891555, 3783110, 7187909, 14375818, 35939545, 71879090]

約数ペア:

[(1, 71879090), (2, 35939545), (5, 14375818), (10, 7187909), (19, 3783110), (38, 1891555), (95, 756622), (149, 482410), (190, 378311), (298, 241205), (745, 96482), (1490, 48241), (2539, 28310), (2831, 25390), (5078, 14155), (5662, 12695)]