51361360

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2879}}^1$

素因数の和:3115

約数の個数: 40

約数和(自身を含む): 119992320

約数和(自身を除く): 68630960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 2879, 3568, 4460, 5758, 8920, 11516, 14395, 17840, 23032, 28790, 46064, 57580, 115160, 230320, 642017, 1284034, 2568068, 3210085, 5136136, 6420170, 10272272, 12840340, 25680680, 51361360]

約数ペア:

[(1, 51361360), (2, 25680680), (4, 12840340), (5, 10272272), (8, 6420170), (10, 5136136), (16, 3210085), (20, 2568068), (40, 1284034), (80, 642017), (223, 230320), (446, 115160), (892, 57580), (1115, 46064), (1784, 28790), (2230, 23032), (2879, 17840), (3568, 14395), (4460, 11516), (5758, 8920)]