67680275

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 92447208

約数和(自身を除く): 24766933

約数列:

[1, 5, 13, 25, 65, 83, 169, 193, 325, 415, 845, 965, 1079, 2075, 2509, 4225, 4825, 5395, 12545, 14027, 16019, 26975, 32617, 62725, 70135, 80095, 163085, 208247, 350675, 400475, 815425, 1041235, 2707211, 5206175, 13536055, 67680275]

約数ペア:

[(1, 67680275), (5, 13536055), (13, 5206175), (25, 2707211), (65, 1041235), (83, 815425), (169, 400475), (193, 350675), (325, 208247), (415, 163085), (845, 80095), (965, 70135), (1079, 62725), (2075, 32617), (2509, 26975), (4225, 16019), (4825, 14027), (5395, 12545)]