90926920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2557}}^1$

素因数の和:2702

約数の個数: 64

約数和(自身を含む): 235745280

約数和(自身を除く): 144818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 2557, 3556, 4445, 5080, 5114, 7112, 8890, 10228, 12785, 17780, 17899, 20456, 25570, 35560, 35798, 51140, 71596, 89495, 102280, 143192, 178990, 324739, 357980, 649478, 715960, 1298956, 1623695, 2273173, 2597912, 3247390, 4546346, 6494780, 9092692, 11365865, 12989560, 18185384, 22731730, 45463460, 90926920]

約数ペア:

[(1, 90926920), (2, 45463460), (4, 22731730), (5, 18185384), (7, 12989560), (8, 11365865), (10, 9092692), (14, 6494780), (20, 4546346), (28, 3247390), (35, 2597912), (40, 2273173), (56, 1623695), (70, 1298956), (127, 715960), (140, 649478), (254, 357980), (280, 324739), (508, 178990), (635, 143192), (889, 102280), (1016, 89495), (1270, 71596), (1778, 51140), (2540, 35798), (2557, 35560), (3556, 25570), (4445, 20456), (5080, 17899), (5114, 17780), (7112, 12785), (8890, 10228)]