2951000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 7469280

約数和(自身を除く): 4518280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 227, 250, 260, 325, 454, 500, 520, 650, 908, 1000, 1135, 1300, 1625, 1816, 2270, 2600, 2951, 3250, 4540, 5675, 5902, 6500, 9080, 11350, 11804, 13000, 14755, 22700, 23608, 28375, 29510, 45400, 56750, 59020, 73775, 113500, 118040, 147550, 227000, 295100, 368875, 590200, 737750, 1475500, 2951000]

約数ペア:

[(1, 2951000), (2, 1475500), (4, 737750), (5, 590200), (8, 368875), (10, 295100), (13, 227000), (20, 147550), (25, 118040), (26, 113500), (40, 73775), (50, 59020), (52, 56750), (65, 45400), (100, 29510), (104, 28375), (125, 23608), (130, 22700), (200, 14755), (227, 13000), (250, 11804), (260, 11350), (325, 9080), (454, 6500), (500, 5902), (520, 5675), (650, 4540), (908, 3250), (1000, 2951), (1135, 2600), (1300, 2270), (1625, 1816)]