65377970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 137277504

約数和(自身を除く): 71899534

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 251, 305, 427, 502, 610, 854, 1255, 1757, 2135, 2510, 3514, 3721, 4270, 7442, 8785, 15311, 17570, 18605, 26047, 30622, 37210, 52094, 76555, 107177, 130235, 153110, 214354, 260470, 535885, 933971, 1071770, 1867942, 4669855, 6537797, 9339710, 13075594, 32688985, 65377970]

約数ペア:

[(1, 65377970), (2, 32688985), (5, 13075594), (7, 9339710), (10, 6537797), (14, 4669855), (35, 1867942), (61, 1071770), (70, 933971), (122, 535885), (251, 260470), (305, 214354), (427, 153110), (502, 130235), (610, 107177), (854, 76555), (1255, 52094), (1757, 37210), (2135, 30622), (2510, 26047), (3514, 18605), (3721, 17570), (4270, 15311), (7442, 8785)]