109689500

素因数分解:

$2^2\times 5^3\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:959

約数の個数: 48

約数和(自身を含む): 240589440

約数和(自身を除く): 130899940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 431, 500, 509, 862, 1018, 1724, 2036, 2155, 2545, 4310, 5090, 8620, 10180, 10775, 12725, 21550, 25450, 43100, 50900, 53875, 63625, 107750, 127250, 215500, 219379, 254500, 438758, 877516, 1096895, 2193790, 4387580, 5484475, 10968950, 21937900, 27422375, 54844750, 109689500]

約数ペア:

[(1, 109689500), (2, 54844750), (4, 27422375), (5, 21937900), (10, 10968950), (20, 5484475), (25, 4387580), (50, 2193790), (100, 1096895), (125, 877516), (250, 438758), (431, 254500), (500, 219379), (509, 215500), (862, 127250), (1018, 107750), (1724, 63625), (2036, 53875), (2155, 50900), (2545, 43100), (4310, 25450), (5090, 21550), (8620, 12725), (10180, 10775)]