25381610

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 47500992

約数和(自身を除く): 22119382

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 881, 1762, 2881, 4405, 5762, 8810, 14405, 28810, 37883, 59027, 75766, 118054, 189415, 295135, 378830, 590270, 2538161, 5076322, 12690805, 25381610]

約数ペア:

[(1, 25381610), (2, 12690805), (5, 5076322), (10, 2538161), (43, 590270), (67, 378830), (86, 295135), (134, 189415), (215, 118054), (335, 75766), (430, 59027), (670, 37883), (881, 28810), (1762, 14405), (2881, 8810), (4405, 5762)]