68987000

素因数分解:

$2^3\times 5^3\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 162864000

約数和(自身を除く): 93877000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 149, 200, 250, 298, 463, 500, 596, 745, 926, 1000, 1192, 1490, 1852, 2315, 2980, 3704, 3725, 4630, 5960, 7450, 9260, 11575, 14900, 18520, 18625, 23150, 29800, 37250, 46300, 57875, 68987, 74500, 92600, 115750, 137974, 149000, 231500, 275948, 344935, 463000, 551896, 689870, 1379740, 1724675, 2759480, 3449350, 6898700, 8623375, 13797400, 17246750, 34493500, 68987000]

約数ペア:

[(1, 68987000), (2, 34493500), (4, 17246750), (5, 13797400), (8, 8623375), (10, 6898700), (20, 3449350), (25, 2759480), (40, 1724675), (50, 1379740), (100, 689870), (125, 551896), (149, 463000), (200, 344935), (250, 275948), (298, 231500), (463, 149000), (500, 137974), (596, 115750), (745, 92600), (926, 74500), (1000, 68987), (1192, 57875), (1490, 46300), (1852, 37250), (2315, 29800), (2980, 23150), (3704, 18625), (3725, 18520), (4630, 14900), (5960, 11575), (7450, 9260)]