25398331312

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{393797}}^1$

素因数の和:393973

約数の個数: 40

約数和(自身を含む): 51272499600

約数和(自身を除く): 25874168288

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 139, 232, 278, 464, 556, 1112, 2224, 4031, 8062, 16124, 32248, 64496, 393797, 787594, 1575188, 3150376, 6300752, 11420113, 22840226, 45680452, 54737783, 91360904, 109475566, 182721808, 218951132, 437902264, 875804528, 1587395707, 3174791414, 6349582828, 12699165656, 25398331312]

約数ペア:

[(1, 25398331312), (2, 12699165656), (4, 6349582828), (8, 3174791414), (16, 1587395707), (29, 875804528), (58, 437902264), (116, 218951132), (139, 182721808), (232, 109475566), (278, 91360904), (464, 54737783), (556, 45680452), (1112, 22840226), (2224, 11420113), (4031, 6300752), (8062, 3150376), (16124, 1575188), (32248, 787594), (64496, 393797)]