2017102900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{2237}}^1$

素因数の和:2449

約数の個数: 72

約数和(自身を含む): 4475713536

約数和(自身を除く): 2458610636

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 127, 142, 254, 284, 355, 508, 635, 710, 1270, 1420, 1775, 2237, 2540, 3175, 3550, 4474, 6350, 7100, 8948, 9017, 11185, 12700, 18034, 22370, 36068, 44740, 45085, 55925, 90170, 111850, 158827, 180340, 223700, 225425, 284099, 317654, 450850, 568198, 635308, 794135, 901700, 1136396, 1420495, 1588270, 2840990, 3176540, 3970675, 5681980, 7102475, 7941350, 14204950, 15882700, 20171029, 28409900, 40342058, 80684116, 100855145, 201710290, 403420580, 504275725, 1008551450, 2017102900]

約数ペア:

[(1, 2017102900), (2, 1008551450), (4, 504275725), (5, 403420580), (10, 201710290), (20, 100855145), (25, 80684116), (50, 40342058), (71, 28409900), (100, 20171029), (127, 15882700), (142, 14204950), (254, 7941350), (284, 7102475), (355, 5681980), (508, 3970675), (635, 3176540), (710, 2840990), (1270, 1588270), (1420, 1420495), (1775, 1136396), (2237, 901700), (2540, 794135), (3175, 635308), (3550, 568198), (4474, 450850), (6350, 317654), (7100, 284099), (8948, 225425), (9017, 223700), (11185, 180340), (12700, 158827), (18034, 111850), (22370, 90170), (36068, 55925), (44740, 45085)]