91517270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22709}}^1$

素因数の和:22760

約数の個数: 32

約数和(自身を含む): 183133440

約数和(自身を除く): 91616170

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22709, 45418, 113545, 227090, 295217, 590434, 703979, 1407958, 1476085, 2952170, 3519895, 7039790, 9151727, 18303454, 45758635, 91517270]

約数ペア:

[(1, 91517270), (2, 45758635), (5, 18303454), (10, 9151727), (13, 7039790), (26, 3519895), (31, 2952170), (62, 1476085), (65, 1407958), (130, 703979), (155, 590434), (310, 295217), (403, 227090), (806, 113545), (2015, 45418), (4030, 22709)]