201359408

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 398501280

約数和(自身を除く): 197141872

約数列:

[1, 2, 4, 8, 16, 71, 142, 157, 284, 314, 568, 628, 1129, 1136, 1256, 2258, 2512, 4516, 9032, 11147, 18064, 22294, 44588, 80159, 89176, 160318, 177253, 178352, 320636, 354506, 641272, 709012, 1282544, 1418024, 2836048, 12584963, 25169926, 50339852, 100679704, 201359408]

約数ペア:

[(1, 201359408), (2, 100679704), (4, 50339852), (8, 25169926), (16, 12584963), (71, 2836048), (142, 1418024), (157, 1282544), (284, 709012), (314, 641272), (568, 354506), (628, 320636), (1129, 178352), (1136, 177253), (1256, 160318), (2258, 89176), (2512, 80159), (4516, 44588), (9032, 22294), (11147, 18064)]