64962920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{773}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 160496640

約数和(自身を除く): 95533720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 764, 773, 955, 1528, 1546, 1910, 2101, 3092, 3820, 3865, 4202, 6184, 7640, 7730, 8404, 8503, 10505, 15460, 16808, 17006, 21010, 30920, 34012, 42020, 42515, 68024, 84040, 85030, 147643, 170060, 295286, 340120, 590572, 738215, 1181144, 1476430, 1624073, 2952860, 3248146, 5905720, 6496292, 8120365, 12992584, 16240730, 32481460, 64962920]

約数ペア:

[(1, 64962920), (2, 32481460), (4, 16240730), (5, 12992584), (8, 8120365), (10, 6496292), (11, 5905720), (20, 3248146), (22, 2952860), (40, 1624073), (44, 1476430), (55, 1181144), (88, 738215), (110, 590572), (191, 340120), (220, 295286), (382, 170060), (440, 147643), (764, 85030), (773, 84040), (955, 68024), (1528, 42515), (1546, 42020), (1910, 34012), (2101, 30920), (3092, 21010), (3820, 17006), (3865, 16808), (4202, 15460), (6184, 10505), (7640, 8503), (7730, 8404)]