674500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 1572480

約数和(自身を除く): 897980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 71, 76, 95, 100, 125, 142, 190, 250, 284, 355, 380, 475, 500, 710, 950, 1349, 1420, 1775, 1900, 2375, 2698, 3550, 4750, 5396, 6745, 7100, 8875, 9500, 13490, 17750, 26980, 33725, 35500, 67450, 134900, 168625, 337250, 674500]

約数ペア:

[(1, 674500), (2, 337250), (4, 168625), (5, 134900), (10, 67450), (19, 35500), (20, 33725), (25, 26980), (38, 17750), (50, 13490), (71, 9500), (76, 8875), (95, 7100), (100, 6745), (125, 5396), (142, 4750), (190, 3550), (250, 2698), (284, 2375), (355, 1900), (380, 1775), (475, 1420), (500, 1349), (710, 950)]