65978860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45191}}^1$

素因数の和:45273

約数の個数: 24

約数和(自身を含む): 140456736

約数和(自身を除く): 74477876

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45191, 90382, 180764, 225955, 451910, 903820, 3298943, 6597886, 13195772, 16494715, 32989430, 65978860]

約数ペア:

[(1, 65978860), (2, 32989430), (4, 16494715), (5, 13195772), (10, 6597886), (20, 3298943), (73, 903820), (146, 451910), (292, 225955), (365, 180764), (730, 90382), (1460, 45191)]