280458245

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 356638464

約数和(自身を除く): 76180219

約数列:

[1, 5, 41, 53, 83, 205, 265, 311, 415, 1555, 2173, 3403, 4399, 10865, 12751, 16483, 17015, 21995, 25813, 63755, 82415, 129065, 180359, 675803, 901795, 1058333, 1368089, 3379015, 5291665, 6840445, 56091649, 280458245]

約数ペア:

[(1, 280458245), (5, 56091649), (41, 6840445), (53, 5291665), (83, 3379015), (205, 1368089), (265, 1058333), (311, 901795), (415, 675803), (1555, 180359), (2173, 129065), (3403, 82415), (4399, 63755), (10865, 25813), (12751, 21995), (16483, 17015)]