79590920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 184032000

約数和(自身を除く): 104441080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 178, 283, 316, 356, 395, 445, 566, 632, 712, 790, 890, 1132, 1415, 1580, 1780, 2264, 2830, 3160, 3560, 5660, 7031, 11320, 14062, 22357, 25187, 28124, 35155, 44714, 50374, 56248, 70310, 89428, 100748, 111785, 125935, 140620, 178856, 201496, 223570, 251870, 281240, 447140, 503740, 894280, 1007480, 1989773, 3979546, 7959092, 9948865, 15918184, 19897730, 39795460, 79590920]

約数ペア:

[(1, 79590920), (2, 39795460), (4, 19897730), (5, 15918184), (8, 9948865), (10, 7959092), (20, 3979546), (40, 1989773), (79, 1007480), (89, 894280), (158, 503740), (178, 447140), (283, 281240), (316, 251870), (356, 223570), (395, 201496), (445, 178856), (566, 140620), (632, 125935), (712, 111785), (790, 100748), (890, 89428), (1132, 70310), (1415, 56248), (1580, 50374), (1780, 44714), (2264, 35155), (2830, 28124), (3160, 25187), (3560, 22357), (5660, 14062), (7031, 11320)]