89351920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5147}}^1$

素因数の和:5198

約数の個数: 80

約数和(自身を含む): 245127168

約数和(自身を除く): 155775248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 5147, 8680, 10294, 17360, 20588, 25735, 36029, 41176, 51470, 72058, 82352, 102940, 144116, 159557, 180145, 205880, 288232, 319114, 360290, 411760, 576464, 638228, 720580, 797785, 1116899, 1276456, 1441160, 1595570, 2233798, 2552912, 2882320, 3191140, 4467596, 5584495, 6382280, 8935192, 11168990, 12764560, 17870384, 22337980, 44675960, 89351920]

約数ペア:

[(1, 89351920), (2, 44675960), (4, 22337980), (5, 17870384), (7, 12764560), (8, 11168990), (10, 8935192), (14, 6382280), (16, 5584495), (20, 4467596), (28, 3191140), (31, 2882320), (35, 2552912), (40, 2233798), (56, 1595570), (62, 1441160), (70, 1276456), (80, 1116899), (112, 797785), (124, 720580), (140, 638228), (155, 576464), (217, 411760), (248, 360290), (280, 319114), (310, 288232), (434, 205880), (496, 180145), (560, 159557), (620, 144116), (868, 102940), (1085, 82352), (1240, 72058), (1736, 51470), (2170, 41176), (2480, 36029), (3472, 25735), (4340, 20588), (5147, 17360), (8680, 10294)]