20105992555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 27539398656

約数和(自身を除く): 7433406101

約数列:

[1, 5, 11, 31, 55, 155, 167, 241, 293, 341, 835, 1205, 1465, 1705, 1837, 2651, 3223, 5177, 7471, 9083, 9185, 13255, 16115, 25885, 37355, 40247, 45415, 48931, 56947, 70613, 82181, 99913, 201235, 244655, 284735, 353065, 410905, 442717, 499565, 538241, 776743, 1247657, 1516861, 2189003, 2213585, 2691205, 3883715, 6238285, 7584305, 10945015, 11792371, 13724227, 16685471, 24079033, 58961855, 68621135, 83427355, 120395165, 129716081, 365563501, 648580405, 1827817505, 4021198511, 20105992555]

約数ペア:

[(1, 20105992555), (5, 4021198511), (11, 1827817505), (31, 648580405), (55, 365563501), (155, 129716081), (167, 120395165), (241, 83427355), (293, 68621135), (341, 58961855), (835, 24079033), (1205, 16685471), (1465, 13724227), (1705, 11792371), (1837, 10945015), (2651, 7584305), (3223, 6238285), (5177, 3883715), (7471, 2691205), (9083, 2213585), (9185, 2189003), (13255, 1516861), (16115, 1247657), (25885, 776743), (37355, 538241), (40247, 499565), (45415, 442717), (48931, 410905), (56947, 353065), (70613, 284735), (82181, 244655), (99913, 201235)]