88188490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 179343360

約数和(自身を除く): 91154870

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 79, 130, 155, 158, 277, 310, 395, 403, 554, 790, 806, 1027, 1385, 2015, 2054, 2449, 2770, 3601, 4030, 4898, 5135, 7202, 8587, 10270, 12245, 17174, 18005, 21883, 24490, 31837, 36010, 42935, 43766, 63674, 85870, 109415, 111631, 159185, 218830, 223262, 284479, 318370, 558155, 568958, 678373, 1116310, 1356746, 1422395, 2844790, 3391865, 6783730, 8818849, 17637698, 44094245, 88188490]

約数ペア:

[(1, 88188490), (2, 44094245), (5, 17637698), (10, 8818849), (13, 6783730), (26, 3391865), (31, 2844790), (62, 1422395), (65, 1356746), (79, 1116310), (130, 678373), (155, 568958), (158, 558155), (277, 318370), (310, 284479), (395, 223262), (403, 218830), (554, 159185), (790, 111631), (806, 109415), (1027, 85870), (1385, 63674), (2015, 43766), (2054, 42935), (2449, 36010), (2770, 31837), (3601, 24490), (4030, 21883), (4898, 18005), (5135, 17174), (7202, 12245), (8587, 10270)]