63980525

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1801}}^1$

素因数の和:1854

約数の個数: 36

約数和(自身を含む): 95524020

約数和(自身を除く): 31543495

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 725, 1015, 1225, 1421, 1801, 5075, 7105, 9005, 12607, 35525, 45025, 52229, 63035, 88249, 261145, 315175, 365603, 441245, 1305725, 1828015, 2206225, 2559221, 9140075, 12796105, 63980525]

約数ペア:

[(1, 63980525), (5, 12796105), (7, 9140075), (25, 2559221), (29, 2206225), (35, 1828015), (49, 1305725), (145, 441245), (175, 365603), (203, 315175), (245, 261145), (725, 88249), (1015, 63035), (1225, 52229), (1421, 45025), (1801, 35525), (5075, 12607), (7105, 9005)]