85205040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3989}}^1$

素因数の和:4094

約数の個数: 80

約数和(自身を含む): 267170400

約数和(自身を除く): 181965360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3560, 3989, 4272, 5340, 7120, 7978, 10680, 11967, 15956, 19945, 21360, 23934, 31912, 39890, 47868, 59835, 63824, 79780, 95736, 119670, 159560, 191472, 239340, 319120, 355021, 478680, 710042, 957360, 1065063, 1420084, 1775105, 2130126, 2840168, 3550210, 4260252, 5325315, 5680336, 7100420, 8520504, 10650630, 14200840, 17041008, 21301260, 28401680, 42602520, 85205040]

約数ペア:

[(1, 85205040), (2, 42602520), (3, 28401680), (4, 21301260), (5, 17041008), (6, 14200840), (8, 10650630), (10, 8520504), (12, 7100420), (15, 5680336), (16, 5325315), (20, 4260252), (24, 3550210), (30, 2840168), (40, 2130126), (48, 1775105), (60, 1420084), (80, 1065063), (89, 957360), (120, 710042), (178, 478680), (240, 355021), (267, 319120), (356, 239340), (445, 191472), (534, 159560), (712, 119670), (890, 95736), (1068, 79780), (1335, 63824), (1424, 59835), (1780, 47868), (2136, 39890), (2670, 31912), (3560, 23934), (3989, 21360), (4272, 19945), (5340, 15956), (7120, 11967), (7978, 10680)]