25813328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:843

約数の個数: 40

約数和(自身を含む): 52425216

約数和(自身を除く): 26611888

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 248, 284, 496, 568, 733, 1136, 1466, 2201, 2932, 4402, 5864, 8804, 11728, 17608, 22723, 35216, 45446, 52043, 90892, 104086, 181784, 208172, 363568, 416344, 832688, 1613333, 3226666, 6453332, 12906664, 25813328]

約数ペア:

[(1, 25813328), (2, 12906664), (4, 6453332), (8, 3226666), (16, 1613333), (31, 832688), (62, 416344), (71, 363568), (124, 208172), (142, 181784), (248, 104086), (284, 90892), (496, 52043), (568, 45446), (733, 35216), (1136, 22723), (1466, 17608), (2201, 11728), (2932, 8804), (4402, 5864)]