71123950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 138116160

約数和(自身を除く): 66992210

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 181, 271, 290, 362, 542, 725, 905, 1355, 1450, 1810, 2710, 4525, 5249, 6775, 7859, 9050, 10498, 13550, 15718, 26245, 39295, 49051, 52490, 78590, 98102, 131225, 196475, 245255, 262450, 392950, 490510, 1226275, 1422479, 2452550, 2844958, 7112395, 14224790, 35561975, 71123950]

約数ペア:

[(1, 71123950), (2, 35561975), (5, 14224790), (10, 7112395), (25, 2844958), (29, 2452550), (50, 1422479), (58, 1226275), (145, 490510), (181, 392950), (271, 262450), (290, 245255), (362, 196475), (542, 131225), (725, 98102), (905, 78590), (1355, 52490), (1450, 49051), (1810, 39295), (2710, 26245), (4525, 15718), (5249, 13550), (6775, 10498), (7859, 9050)]