80075980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 173376000

約数和(自身を除く): 93300020

約数列:

[1, 2, 4, 5, 10, 20, 59, 79, 118, 158, 236, 295, 316, 395, 590, 790, 859, 1180, 1580, 1718, 3436, 4295, 4661, 8590, 9322, 17180, 18644, 23305, 46610, 50681, 67861, 93220, 101362, 135722, 202724, 253405, 271444, 339305, 506810, 678610, 1013620, 1357220, 4003799, 8007598, 16015196, 20018995, 40037990, 80075980]

約数ペア:

[(1, 80075980), (2, 40037990), (4, 20018995), (5, 16015196), (10, 8007598), (20, 4003799), (59, 1357220), (79, 1013620), (118, 678610), (158, 506810), (236, 339305), (295, 271444), (316, 253405), (395, 202724), (590, 135722), (790, 101362), (859, 93220), (1180, 67861), (1580, 50681), (1718, 46610), (3436, 23305), (4295, 18644), (4661, 17180), (8590, 9322)]