136636240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131381}}^1$

素因数の和:131407

約数の個数: 40

約数和(自身を含む): 342118728

約数和(自身を除く): 205482488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 131381, 262762, 525524, 656905, 1051048, 1313810, 1707953, 2102096, 2627620, 3415906, 5255240, 6831812, 8539765, 10510480, 13663624, 17079530, 27327248, 34159060, 68318120, 136636240]

約数ペア:

[(1, 136636240), (2, 68318120), (4, 34159060), (5, 27327248), (8, 17079530), (10, 13663624), (13, 10510480), (16, 8539765), (20, 6831812), (26, 5255240), (40, 3415906), (52, 2627620), (65, 2102096), (80, 1707953), (104, 1313810), (130, 1051048), (208, 656905), (260, 525524), (520, 262762), (1040, 131381)]