75431680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1953

約数の個数: 72

約数和(自身を含む): 186609024

約数和(自身を除く): 111177344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1901, 1984, 2480, 3802, 3968, 4960, 7604, 7936, 9505, 9920, 15208, 19010, 19840, 30416, 38020, 39680, 58931, 60832, 76040, 117862, 121664, 152080, 235724, 243328, 294655, 304160, 471448, 486656, 589310, 608320, 942896, 1178620, 1216640, 1885792, 2357240, 2433280, 3771584, 4714480, 7543168, 9428960, 15086336, 18857920, 37715840, 75431680]

約数ペア:

[(1, 75431680), (2, 37715840), (4, 18857920), (5, 15086336), (8, 9428960), (10, 7543168), (16, 4714480), (20, 3771584), (31, 2433280), (32, 2357240), (40, 1885792), (62, 1216640), (64, 1178620), (80, 942896), (124, 608320), (128, 589310), (155, 486656), (160, 471448), (248, 304160), (256, 294655), (310, 243328), (320, 235724), (496, 152080), (620, 121664), (640, 117862), (992, 76040), (1240, 60832), (1280, 58931), (1901, 39680), (1984, 38020), (2480, 30416), (3802, 19840), (3968, 19010), (4960, 15208), (7604, 9920), (7936, 9505)]