51384830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 58515970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 211, 245, 343, 355, 422, 490, 497, 686, 710, 994, 1055, 1477, 1715, 2110, 2485, 2954, 3430, 3479, 4970, 6958, 7385, 10339, 14770, 14981, 17395, 20678, 24353, 29962, 34790, 48706, 51695, 72373, 74905, 103390, 104867, 121765, 144746, 149810, 209734, 243530, 361865, 524335, 723730, 734069, 1048670, 1468138, 3670345, 5138483, 7340690, 10276966, 25692415, 51384830]

約数ペア:

[(1, 51384830), (2, 25692415), (5, 10276966), (7, 7340690), (10, 5138483), (14, 3670345), (35, 1468138), (49, 1048670), (70, 734069), (71, 723730), (98, 524335), (142, 361865), (211, 243530), (245, 209734), (343, 149810), (355, 144746), (422, 121765), (490, 104867), (497, 103390), (686, 74905), (710, 72373), (994, 51695), (1055, 48706), (1477, 34790), (1715, 29962), (2110, 24353), (2485, 20678), (2954, 17395), (3430, 14981), (3479, 14770), (4970, 10339), (6958, 7385)]