85021840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34283}}^1$

素因数の和:34327

約数の個数: 40

約数和(自身を含む): 204058368

約数和(自身を除く): 119036528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 34283, 68566, 137132, 171415, 274264, 342830, 548528, 685660, 1062773, 1371320, 2125546, 2742640, 4251092, 5313865, 8502184, 10627730, 17004368, 21255460, 42510920, 85021840]

約数ペア:

[(1, 85021840), (2, 42510920), (4, 21255460), (5, 17004368), (8, 10627730), (10, 8502184), (16, 5313865), (20, 4251092), (31, 2742640), (40, 2125546), (62, 1371320), (80, 1062773), (124, 685660), (155, 548528), (248, 342830), (310, 274264), (496, 171415), (620, 137132), (1240, 68566), (2480, 34283)]