13263280

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{523}}^1$

素因数の和:853

約数の個数: 40

約数和(自身を含む): 30993552

約数和(自身を除く): 17730272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 523, 634, 1046, 1268, 1585, 2092, 2536, 2615, 3170, 4184, 5072, 5230, 6340, 8368, 10460, 12680, 20920, 25360, 41840, 165791, 331582, 663164, 828955, 1326328, 1657910, 2652656, 3315820, 6631640, 13263280]

約数ペア:

[(1, 13263280), (2, 6631640), (4, 3315820), (5, 2652656), (8, 1657910), (10, 1326328), (16, 828955), (20, 663164), (40, 331582), (80, 165791), (317, 41840), (523, 25360), (634, 20920), (1046, 12680), (1268, 10460), (1585, 8368), (2092, 6340), (2536, 5230), (2615, 5072), (3170, 4184)]