71216560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{46853}}^1$

素因数の和:46885

約数の個数: 40

約数和(自身を含む): 174296880

約数和(自身を除く): 103080320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 46853, 93706, 187412, 234265, 374824, 468530, 749648, 890207, 937060, 1780414, 1874120, 3560828, 3748240, 4451035, 7121656, 8902070, 14243312, 17804140, 35608280, 71216560]

約数ペア:

[(1, 71216560), (2, 35608280), (4, 17804140), (5, 14243312), (8, 8902070), (10, 7121656), (16, 4451035), (19, 3748240), (20, 3560828), (38, 1874120), (40, 1780414), (76, 937060), (80, 890207), (95, 749648), (152, 468530), (190, 374824), (304, 234265), (380, 187412), (760, 93706), (1520, 46853)]