87569680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 223699968

約数和(自身を除く): 136130288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 191, 220, 382, 440, 521, 764, 880, 955, 1042, 1528, 1910, 2084, 2101, 2605, 3056, 3820, 4168, 4202, 5210, 5731, 7640, 8336, 8404, 10420, 10505, 11462, 15280, 16808, 20840, 21010, 22924, 28655, 33616, 41680, 42020, 45848, 57310, 84040, 91696, 99511, 114620, 168080, 199022, 229240, 398044, 458480, 497555, 796088, 995110, 1094621, 1592176, 1990220, 2189242, 3980440, 4378484, 5473105, 7960880, 8756968, 10946210, 17513936, 21892420, 43784840, 87569680]

約数ペア:

[(1, 87569680), (2, 43784840), (4, 21892420), (5, 17513936), (8, 10946210), (10, 8756968), (11, 7960880), (16, 5473105), (20, 4378484), (22, 3980440), (40, 2189242), (44, 1990220), (55, 1592176), (80, 1094621), (88, 995110), (110, 796088), (176, 497555), (191, 458480), (220, 398044), (382, 229240), (440, 199022), (521, 168080), (764, 114620), (880, 99511), (955, 91696), (1042, 84040), (1528, 57310), (1910, 45848), (2084, 42020), (2101, 41680), (2605, 33616), (3056, 28655), (3820, 22924), (4168, 21010), (4202, 20840), (5210, 16808), (5731, 15280), (7640, 11462), (8336, 10505), (8404, 10420)]