88891901260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{213919}}^1$

素因数の和:214270

約数の個数: 48

約数和(自身を含む): 189755596800

約数和(自身を除く): 100863695540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 263, 316, 395, 526, 790, 1052, 1315, 1580, 2630, 5260, 20777, 41554, 83108, 103885, 207770, 213919, 415540, 427838, 855676, 1069595, 2139190, 4278380, 16899601, 33799202, 56260697, 67598404, 84498005, 112521394, 168996010, 225042788, 281303485, 337992020, 562606970, 1125213940, 4444595063, 8889190126, 17778380252, 22222975315, 44445950630, 88891901260]

約数ペア:

[(1, 88891901260), (2, 44445950630), (4, 22222975315), (5, 17778380252), (10, 8889190126), (20, 4444595063), (79, 1125213940), (158, 562606970), (263, 337992020), (316, 281303485), (395, 225042788), (526, 168996010), (790, 112521394), (1052, 84498005), (1315, 67598404), (1580, 56260697), (2630, 33799202), (5260, 16899601), (20777, 4278380), (41554, 2139190), (83108, 1069595), (103885, 855676), (207770, 427838), (213919, 415540)]