90859760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{36637}}^1$

素因数の和:36681

約数の個数: 40

約数和(自身を含む): 218069376

約数和(自身を除く): 127209616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 36637, 73274, 146548, 183185, 293096, 366370, 586192, 732740, 1135747, 1465480, 2271494, 2930960, 4542988, 5678735, 9085976, 11357470, 18171952, 22714940, 45429880, 90859760]

約数ペア:

[(1, 90859760), (2, 45429880), (4, 22714940), (5, 18171952), (8, 11357470), (10, 9085976), (16, 5678735), (20, 4542988), (31, 2930960), (40, 2271494), (62, 1465480), (80, 1135747), (124, 732740), (155, 586192), (248, 366370), (310, 293096), (496, 183185), (620, 146548), (1240, 73274), (2480, 36637)]