64998500

素因数分解:

$2^2\times 5^3\times 7^3\times {\mathrm{379}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 165984000

約数和(自身を除く): 100985500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 343, 350, 379, 490, 500, 686, 700, 758, 875, 980, 1225, 1372, 1516, 1715, 1750, 1895, 2450, 2653, 3430, 3500, 3790, 4900, 5306, 6125, 6860, 7580, 8575, 9475, 10612, 12250, 13265, 17150, 18571, 18950, 24500, 26530, 34300, 37142, 37900, 42875, 47375, 53060, 66325, 74284, 85750, 92855, 94750, 129997, 132650, 171500, 185710, 189500, 259994, 265300, 331625, 371420, 464275, 519988, 649985, 663250, 928550, 1299970, 1326500, 1857100, 2321375, 2599940, 3249925, 4642750, 6499850, 9285500, 12999700, 16249625, 32499250, 64998500]

約数ペア:

[(1, 64998500), (2, 32499250), (4, 16249625), (5, 12999700), (7, 9285500), (10, 6499850), (14, 4642750), (20, 3249925), (25, 2599940), (28, 2321375), (35, 1857100), (49, 1326500), (50, 1299970), (70, 928550), (98, 663250), (100, 649985), (125, 519988), (140, 464275), (175, 371420), (196, 331625), (245, 265300), (250, 259994), (343, 189500), (350, 185710), (379, 171500), (490, 132650), (500, 129997), (686, 94750), (700, 92855), (758, 85750), (875, 74284), (980, 66325), (1225, 53060), (1372, 47375), (1516, 42875), (1715, 37900), (1750, 37142), (1895, 34300), (2450, 26530), (2653, 24500), (3430, 18950), (3500, 18571), (3790, 17150), (4900, 13265), (5306, 12250), (6125, 10612), (6860, 9475), (7580, 8575)]