8340984985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{3137}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 10438243200

約数和(自身を除く): 2097258215

約数列:

[1, 5, 43, 83, 149, 215, 415, 745, 3137, 3569, 6407, 12367, 15685, 17845, 32035, 61835, 134891, 260371, 467413, 531781, 674455, 1301855, 2337065, 2658905, 11195953, 20098759, 38795279, 55979765, 100493795, 193976395, 1668196997, 8340984985]

約数ペア:

[(1, 8340984985), (5, 1668196997), (43, 193976395), (83, 100493795), (149, 55979765), (215, 38795279), (415, 20098759), (745, 11195953), (3137, 2658905), (3569, 2337065), (6407, 1301855), (12367, 674455), (15685, 531781), (17845, 467413), (32035, 260371), (61835, 134891)]