64106608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3457}}^1$

素因数の和:3545

約数の個数: 40

約数和(自身を含む): 132925520

約数和(自身を除く): 68818912

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 3457, 4636, 6914, 9272, 13828, 18544, 27656, 55312, 65683, 131366, 210877, 262732, 421754, 525464, 843508, 1050928, 1687016, 3374032, 4006663, 8013326, 16026652, 32053304, 64106608]

約数ペア:

[(1, 64106608), (2, 32053304), (4, 16026652), (8, 8013326), (16, 4006663), (19, 3374032), (38, 1687016), (61, 1050928), (76, 843508), (122, 525464), (152, 421754), (244, 262732), (304, 210877), (488, 131366), (976, 65683), (1159, 55312), (2318, 27656), (3457, 18544), (4636, 13828), (6914, 9272)]