49629324880

素因数分解:

$2^4\times 5^1\times {\mathrm{620366561}}^1$

素因数の和:620366574

約数の個数: 20

約数和(自身を含む): 115388180532

約数和(自身を除く): 65758855652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 620366561, 1240733122, 2481466244, 3101832805, 4962932488, 6203665610, 9925864976, 12407331220, 24814662440, 49629324880]

約数ペア:

[(1, 49629324880), (2, 24814662440), (4, 12407331220), (5, 9925864976), (8, 6203665610), (10, 4962932488), (16, 3101832805), (20, 2481466244), (40, 1240733122), (80, 620366561)]