78852920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53279}}^1$

素因数の和:53327

約数の個数: 32

約数和(自身を含む): 182217600

約数和(自身を除く): 103364680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 53279, 106558, 213116, 266395, 426232, 532790, 1065580, 1971323, 2131160, 3942646, 7885292, 9856615, 15770584, 19713230, 39426460, 78852920]

約数ペア:

[(1, 78852920), (2, 39426460), (4, 19713230), (5, 15770584), (8, 9856615), (10, 7885292), (20, 3942646), (37, 2131160), (40, 1971323), (74, 1065580), (148, 532790), (185, 426232), (296, 266395), (370, 213116), (740, 106558), (1480, 53279)]