88857920

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:3999

約数の個数: 56

約数和(自身を含む): 214627968

約数和(自身を除く): 125770048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 3911, 4544, 5680, 7822, 11360, 15644, 19555, 22720, 31288, 39110, 62576, 78220, 125152, 156440, 250304, 277681, 312880, 555362, 625760, 1110724, 1251520, 1388405, 2221448, 2776810, 4442896, 5553620, 8885792, 11107240, 17771584, 22214480, 44428960, 88857920]

約数ペア:

[(1, 88857920), (2, 44428960), (4, 22214480), (5, 17771584), (8, 11107240), (10, 8885792), (16, 5553620), (20, 4442896), (32, 2776810), (40, 2221448), (64, 1388405), (71, 1251520), (80, 1110724), (142, 625760), (160, 555362), (284, 312880), (320, 277681), (355, 250304), (568, 156440), (710, 125152), (1136, 78220), (1420, 62576), (2272, 39110), (2840, 31288), (3911, 22720), (4544, 19555), (5680, 15644), (7822, 11360)]