7820150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 16030224

約数和(自身を除く): 8210074

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 227, 265, 325, 454, 530, 650, 689, 1135, 1325, 1378, 2270, 2650, 2951, 3445, 5675, 5902, 6890, 11350, 12031, 14755, 17225, 24062, 29510, 34450, 60155, 73775, 120310, 147550, 156403, 300775, 312806, 601550, 782015, 1564030, 3910075, 7820150]

約数ペア:

[(1, 7820150), (2, 3910075), (5, 1564030), (10, 782015), (13, 601550), (25, 312806), (26, 300775), (50, 156403), (53, 147550), (65, 120310), (106, 73775), (130, 60155), (227, 34450), (265, 29510), (325, 24062), (454, 17225), (530, 14755), (650, 12031), (689, 11350), (1135, 6890), (1325, 5902), (1378, 5675), (2270, 3445), (2650, 2951)]