26290390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 56567808

約数和(自身を除く): 30277418

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 61, 70, 94, 122, 131, 235, 262, 305, 329, 427, 470, 610, 655, 658, 854, 917, 1310, 1645, 1834, 2135, 2867, 3290, 4270, 4585, 5734, 6157, 7991, 9170, 12314, 14335, 15982, 20069, 28670, 30785, 39955, 40138, 43099, 55937, 61570, 79910, 86198, 100345, 111874, 200690, 215495, 279685, 375577, 430990, 559370, 751154, 1877885, 2629039, 3755770, 5258078, 13145195, 26290390]

約数ペア:

[(1, 26290390), (2, 13145195), (5, 5258078), (7, 3755770), (10, 2629039), (14, 1877885), (35, 751154), (47, 559370), (61, 430990), (70, 375577), (94, 279685), (122, 215495), (131, 200690), (235, 111874), (262, 100345), (305, 86198), (329, 79910), (427, 61570), (470, 55937), (610, 43099), (655, 40138), (658, 39955), (854, 30785), (917, 28670), (1310, 20069), (1645, 15982), (1834, 14335), (2135, 12314), (2867, 9170), (3290, 7991), (4270, 6157), (4585, 5734)]