201391280

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{37573}}^1$

素因数の和:37653

約数の個数: 40

約数和(自身を含む): 475235952

約数和(自身を除く): 273844672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 37573, 75146, 150292, 187865, 300584, 375730, 601168, 751460, 1502920, 2517391, 3005840, 5034782, 10069564, 12586955, 20139128, 25173910, 40278256, 50347820, 100695640, 201391280]

約数ペア:

[(1, 201391280), (2, 100695640), (4, 50347820), (5, 40278256), (8, 25173910), (10, 20139128), (16, 12586955), (20, 10069564), (40, 5034782), (67, 3005840), (80, 2517391), (134, 1502920), (268, 751460), (335, 601168), (536, 375730), (670, 300584), (1072, 187865), (1340, 150292), (2680, 75146), (5360, 37573)]