127787270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 262918656

約数和(自身を除く): 135131386

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 310, 370, 403, 481, 806, 857, 962, 1147, 1714, 2015, 2294, 2405, 4030, 4285, 4810, 5735, 8570, 11141, 11470, 14911, 22282, 26567, 29822, 31709, 53134, 55705, 63418, 74555, 111410, 132835, 149110, 158545, 265670, 317090, 345371, 412217, 690742, 824434, 982979, 1726855, 1965958, 2061085, 3453710, 4122170, 4914895, 9829790, 12778727, 25557454, 63893635, 127787270]

約数ペア:

[(1, 127787270), (2, 63893635), (5, 25557454), (10, 12778727), (13, 9829790), (26, 4914895), (31, 4122170), (37, 3453710), (62, 2061085), (65, 1965958), (74, 1726855), (130, 982979), (155, 824434), (185, 690742), (310, 412217), (370, 345371), (403, 317090), (481, 265670), (806, 158545), (857, 149110), (962, 132835), (1147, 111410), (1714, 74555), (2015, 63418), (2294, 55705), (2405, 53134), (4030, 31709), (4285, 29822), (4810, 26567), (5735, 22282), (8570, 14911), (11141, 11470)]