68691875

素因数分解:

$5^4\times 7^2\times {\mathrm{2243}}^1$

素因数の和:2277

約数の個数: 30

約数和(自身を含む): 99896148

約数和(自身を除く): 31204273

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 625, 875, 1225, 2243, 4375, 6125, 11215, 15701, 30625, 56075, 78505, 109907, 280375, 392525, 549535, 1401875, 1962625, 2747675, 9813125, 13738375, 68691875]

約数ペア:

[(1, 68691875), (5, 13738375), (7, 9813125), (25, 2747675), (35, 1962625), (49, 1401875), (125, 549535), (175, 392525), (245, 280375), (625, 109907), (875, 78505), (1225, 56075), (2243, 30625), (4375, 15701), (6125, 11215)]