156797606440

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2081}}^1\times {\mathrm{8447}}^1$

素因数の和:10762

約数の個数: 64

約数和(自身を含む): 354588917760

約数和(自身を除く): 197791311320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2081, 2230, 4162, 4460, 8324, 8447, 8920, 10405, 16648, 16894, 20810, 33788, 41620, 42235, 67576, 83240, 84470, 168940, 337880, 464063, 928126, 1856252, 1883681, 2320315, 3712504, 3767362, 4640630, 7534724, 9281260, 9418405, 15069448, 17578207, 18562520, 18836810, 35156414, 37673620, 70312828, 75347240, 87891035, 140625656, 175782070, 351564140, 703128280, 3919940161, 7839880322, 15679760644, 19599700805, 31359521288, 39199401610, 78398803220, 156797606440]

約数ペア:

[(1, 156797606440), (2, 78398803220), (4, 39199401610), (5, 31359521288), (8, 19599700805), (10, 15679760644), (20, 7839880322), (40, 3919940161), (223, 703128280), (446, 351564140), (892, 175782070), (1115, 140625656), (1784, 87891035), (2081, 75347240), (2230, 70312828), (4162, 37673620), (4460, 35156414), (8324, 18836810), (8447, 18562520), (8920, 17578207), (10405, 15069448), (16648, 9418405), (16894, 9281260), (20810, 7534724), (33788, 4640630), (41620, 3767362), (42235, 3712504), (67576, 2320315), (83240, 1883681), (84470, 1856252), (168940, 928126), (337880, 464063)]