69420890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1127

約数の個数: 64

約数和(自身を含む): 157697280

約数和(自身を除く): 88276390

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 385, 445, 623, 770, 890, 979, 1013, 1246, 1958, 2026, 3115, 4895, 5065, 6230, 6853, 7091, 9790, 10130, 11143, 13706, 14182, 22286, 34265, 35455, 55715, 68530, 70910, 78001, 90157, 111430, 156002, 180314, 390005, 450785, 631099, 780010, 901570, 991727, 1262198, 1983454, 3155495, 4958635, 6310990, 6942089, 9917270, 13884178, 34710445, 69420890]

約数ペア:

[(1, 69420890), (2, 34710445), (5, 13884178), (7, 9917270), (10, 6942089), (11, 6310990), (14, 4958635), (22, 3155495), (35, 1983454), (55, 1262198), (70, 991727), (77, 901570), (89, 780010), (110, 631099), (154, 450785), (178, 390005), (385, 180314), (445, 156002), (623, 111430), (770, 90157), (890, 78001), (979, 70910), (1013, 68530), (1246, 55715), (1958, 35455), (2026, 34265), (3115, 22286), (4895, 14182), (5065, 13706), (6230, 11143), (6853, 10130), (7091, 9790)]