12909950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8329}}^1$

素因数の和:8372

約数の個数: 24

約数和(自身を含む): 24790080

約数和(自身を除く): 11880130

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 8329, 16658, 41645, 83290, 208225, 258199, 416450, 516398, 1290995, 2581990, 6454975, 12909950]

約数ペア:

[(1, 12909950), (2, 6454975), (5, 2581990), (10, 1290995), (25, 516398), (31, 416450), (50, 258199), (62, 208225), (155, 83290), (310, 41645), (775, 16658), (1550, 8329)]