657130370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{123289}}^1$

素因数の和:123350

約数の個数: 32

約数和(自身を含む): 1304901360

約数和(自身を除く): 647770990

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 123289, 246578, 616445, 1232890, 1602757, 3205514, 5054849, 8013785, 10109698, 16027570, 25274245, 50548490, 65713037, 131426074, 328565185, 657130370]

約数ペア:

[(1, 657130370), (2, 328565185), (5, 131426074), (10, 65713037), (13, 50548490), (26, 25274245), (41, 16027570), (65, 10109698), (82, 8013785), (130, 5054849), (205, 3205514), (410, 1602757), (533, 1232890), (1066, 616445), (2665, 246578), (5330, 123289)]