8738125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 12595968

約数和(自身を除く): 3857843

約数列:

[1, 5, 11, 25, 31, 41, 55, 125, 155, 205, 275, 341, 451, 625, 775, 1025, 1271, 1375, 1705, 2255, 3875, 5125, 6355, 6875, 8525, 11275, 13981, 19375, 25625, 31775, 42625, 56375, 69905, 158875, 213125, 281875, 349525, 794375, 1747625, 8738125]

約数ペア:

[(1, 8738125), (5, 1747625), (11, 794375), (25, 349525), (31, 281875), (41, 213125), (55, 158875), (125, 69905), (155, 56375), (205, 42625), (275, 31775), (341, 25625), (451, 19375), (625, 13981), (775, 11275), (1025, 8525), (1271, 6875), (1375, 6355), (1705, 5125), (2255, 3875)]