27779570

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 80

約数和(自身を含む): 63526680

約数和(自身を除く): 35747110

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 89, 91, 98, 130, 178, 182, 245, 343, 445, 455, 490, 623, 637, 686, 890, 910, 1157, 1246, 1274, 1715, 2314, 2401, 3115, 3185, 3430, 4361, 4459, 4802, 5785, 6230, 6370, 8099, 8722, 8918, 11570, 12005, 16198, 21805, 22295, 24010, 30527, 31213, 40495, 43610, 44590, 56693, 61054, 62426, 80990, 113386, 152635, 156065, 213689, 283465, 305270, 312130, 396851, 427378, 566930, 793702, 1068445, 1984255, 2136890, 2777957, 3968510, 5555914, 13889785, 27779570]

約数ペア:

[(1, 27779570), (2, 13889785), (5, 5555914), (7, 3968510), (10, 2777957), (13, 2136890), (14, 1984255), (26, 1068445), (35, 793702), (49, 566930), (65, 427378), (70, 396851), (89, 312130), (91, 305270), (98, 283465), (130, 213689), (178, 156065), (182, 152635), (245, 113386), (343, 80990), (445, 62426), (455, 61054), (490, 56693), (623, 44590), (637, 43610), (686, 40495), (890, 31213), (910, 30527), (1157, 24010), (1246, 22295), (1274, 21805), (1715, 16198), (2314, 12005), (2401, 11570), (3115, 8918), (3185, 8722), (3430, 8099), (4361, 6370), (4459, 6230), (4802, 5785)]