25225164

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^2\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 54

約数和(自身を含む): 65139620

約数和(自身を除く): 39914456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 139, 142, 213, 278, 284, 417, 426, 556, 639, 834, 852, 1251, 1278, 1668, 2502, 2556, 5004, 5041, 9869, 10082, 15123, 19738, 20164, 29607, 30246, 39476, 45369, 59214, 60492, 88821, 90738, 118428, 177642, 181476, 355284, 700699, 1401398, 2102097, 2802796, 4204194, 6306291, 8408388, 12612582, 25225164]

約数ペア:

[(1, 25225164), (2, 12612582), (3, 8408388), (4, 6306291), (6, 4204194), (9, 2802796), (12, 2102097), (18, 1401398), (36, 700699), (71, 355284), (139, 181476), (142, 177642), (213, 118428), (278, 90738), (284, 88821), (417, 60492), (426, 59214), (556, 45369), (639, 39476), (834, 30246), (852, 29607), (1251, 20164), (1278, 19738), (1668, 15123), (2502, 10082), (2556, 9869), (5004, 5041)]