78253808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 156739968

約数和(自身を除く): 78486160

約数列:

[1, 2, 4, 8, 16, 43, 86, 107, 172, 214, 344, 428, 688, 856, 1063, 1712, 2126, 4252, 4601, 8504, 9202, 17008, 18404, 36808, 45709, 73616, 91418, 113741, 182836, 227482, 365672, 454964, 731344, 909928, 1819856, 4890863, 9781726, 19563452, 39126904, 78253808]

約数ペア:

[(1, 78253808), (2, 39126904), (4, 19563452), (8, 9781726), (16, 4890863), (43, 1819856), (86, 909928), (107, 731344), (172, 454964), (214, 365672), (344, 227482), (428, 182836), (688, 113741), (856, 91418), (1063, 73616), (1712, 45709), (2126, 36808), (4252, 18404), (4601, 17008), (8504, 9202)]