2080667056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163987}}^1$

素因数の和:164069

約数の個数: 40

約数和(自身を含む): 4412589104

約数和(自身を除く): 2331922048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 163987, 327974, 655948, 1311896, 2131831, 2623792, 4263662, 8527324, 10003207, 17054648, 20006414, 34109296, 40012828, 80025656, 130041691, 160051312, 260083382, 520166764, 1040333528, 2080667056]

約数ペア:

[(1, 2080667056), (2, 1040333528), (4, 520166764), (8, 260083382), (13, 160051312), (16, 130041691), (26, 80025656), (52, 40012828), (61, 34109296), (104, 20006414), (122, 17054648), (208, 10003207), (244, 8527324), (488, 4263662), (793, 2623792), (976, 2131831), (1586, 1311896), (3172, 655948), (6344, 327974), (12688, 163987)]