423388750

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{7877}}^1$

素因数の和:7942

約数の個数: 40

約数和(自身を含む): 812158776

約数和(自身を除く): 388770026

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 430, 625, 1075, 1250, 2150, 5375, 7877, 10750, 15754, 26875, 39385, 53750, 78770, 196925, 338711, 393850, 677422, 984625, 1693555, 1969250, 3387110, 4923125, 8467775, 9846250, 16935550, 42338875, 84677750, 211694375, 423388750]

約数ペア:

[(1, 423388750), (2, 211694375), (5, 84677750), (10, 42338875), (25, 16935550), (43, 9846250), (50, 8467775), (86, 4923125), (125, 3387110), (215, 1969250), (250, 1693555), (430, 984625), (625, 677422), (1075, 393850), (1250, 338711), (2150, 196925), (5375, 78770), (7877, 53750), (10750, 39385), (15754, 26875)]