729885650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{5081}}^1$

素因数の和:5136

約数の個数: 72

約数和(自身を含む): 1556830044

約数和(自身を除く): 826944394

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 169, 170, 221, 325, 338, 425, 442, 650, 845, 850, 1105, 1690, 2210, 2873, 4225, 5081, 5525, 5746, 8450, 10162, 11050, 14365, 25405, 28730, 50810, 66053, 71825, 86377, 127025, 132106, 143650, 172754, 254050, 330265, 431885, 660530, 858689, 863770, 1122901, 1651325, 1717378, 2159425, 2245802, 3302650, 4293445, 4318850, 5614505, 8586890, 11229010, 14597713, 21467225, 28072525, 29195426, 42934450, 56145050, 72988565, 145977130, 364942825, 729885650]

約数ペア:

[(1, 729885650), (2, 364942825), (5, 145977130), (10, 72988565), (13, 56145050), (17, 42934450), (25, 29195426), (26, 28072525), (34, 21467225), (50, 14597713), (65, 11229010), (85, 8586890), (130, 5614505), (169, 4318850), (170, 4293445), (221, 3302650), (325, 2245802), (338, 2159425), (425, 1717378), (442, 1651325), (650, 1122901), (845, 863770), (850, 858689), (1105, 660530), (1690, 431885), (2210, 330265), (2873, 254050), (4225, 172754), (5081, 143650), (5525, 132106), (5746, 127025), (8450, 86377), (10162, 71825), (11050, 66053), (14365, 50810), (25405, 28730)]