38806775

素因数分解:

$5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:504

約数の個数: 36

約数和(自身を含む): 56826720

約数和(自身を除く): 18019945

約数列:

[1, 5, 7, 25, 35, 49, 79, 175, 245, 395, 401, 553, 1225, 1975, 2005, 2765, 2807, 3871, 10025, 13825, 14035, 19355, 19649, 31679, 70175, 96775, 98245, 158395, 221753, 491225, 791975, 1108765, 1552271, 5543825, 7761355, 38806775]

約数ペア:

[(1, 38806775), (5, 7761355), (7, 5543825), (25, 1552271), (35, 1108765), (49, 791975), (79, 491225), (175, 221753), (245, 158395), (395, 98245), (401, 96775), (553, 70175), (1225, 31679), (1975, 19649), (2005, 19355), (2765, 14035), (2807, 13825), (3871, 10025)]