51951016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 112492800

約数和(自身を除く): 60541784

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 61, 76, 104, 122, 152, 244, 247, 431, 488, 494, 793, 862, 988, 1159, 1586, 1724, 1976, 2318, 3172, 3448, 4636, 5603, 6344, 8189, 9272, 11206, 15067, 16378, 22412, 26291, 30134, 32756, 44824, 52582, 60268, 65512, 105164, 106457, 120536, 210328, 212914, 341783, 425828, 499529, 683566, 851656, 999058, 1367132, 1998116, 2734264, 3996232, 6493877, 12987754, 25975508, 51951016]

約数ペア:

[(1, 51951016), (2, 25975508), (4, 12987754), (8, 6493877), (13, 3996232), (19, 2734264), (26, 1998116), (38, 1367132), (52, 999058), (61, 851656), (76, 683566), (104, 499529), (122, 425828), (152, 341783), (244, 212914), (247, 210328), (431, 120536), (488, 106457), (494, 105164), (793, 65512), (862, 60268), (988, 52582), (1159, 44824), (1586, 32756), (1724, 30134), (1976, 26291), (2318, 22412), (3172, 16378), (3448, 15067), (4636, 11206), (5603, 9272), (6344, 8189)]