71497750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{16823}}^1$

素因数の和:16857

約数の個数: 32

約数和(自身を含む): 141725376

約数和(自身を除く): 70227626

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 16823, 33646, 84115, 168230, 285991, 420575, 571982, 841150, 1429955, 2102875, 2859910, 4205750, 7149775, 14299550, 35748875, 71497750]

約数ペア:

[(1, 71497750), (2, 35748875), (5, 14299550), (10, 7149775), (17, 4205750), (25, 2859910), (34, 2102875), (50, 1429955), (85, 841150), (125, 571982), (170, 420575), (250, 285991), (425, 168230), (850, 84115), (2125, 33646), (4250, 16823)]