2443750

素因数分解:

$2^1\times 5^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 48

約数和(自身を含む): 5062176

約数和(自身を除く): 2618426

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 125, 170, 230, 250, 391, 425, 575, 625, 782, 850, 1150, 1250, 1955, 2125, 2875, 3125, 3910, 4250, 5750, 6250, 9775, 10625, 14375, 19550, 21250, 28750, 48875, 53125, 71875, 97750, 106250, 143750, 244375, 488750, 1221875, 2443750]

約数ペア:

[(1, 2443750), (2, 1221875), (5, 488750), (10, 244375), (17, 143750), (23, 106250), (25, 97750), (34, 71875), (46, 53125), (50, 48875), (85, 28750), (115, 21250), (125, 19550), (170, 14375), (230, 10625), (250, 9775), (391, 6250), (425, 5750), (575, 4250), (625, 3910), (782, 3125), (850, 2875), (1150, 2125), (1250, 1955)]