8120925

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 15266880

約数和(自身を除く): 7145955

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 227, 265, 477, 675, 681, 795, 1135, 1325, 1431, 2043, 2385, 3405, 3975, 5675, 6129, 7155, 10215, 11925, 12031, 17025, 30645, 35775, 36093, 51075, 60155, 108279, 153225, 180465, 300775, 324837, 541395, 902325, 1624185, 2706975, 8120925]

約数ペア:

[(1, 8120925), (3, 2706975), (5, 1624185), (9, 902325), (15, 541395), (25, 324837), (27, 300775), (45, 180465), (53, 153225), (75, 108279), (135, 60155), (159, 51075), (225, 36093), (227, 35775), (265, 30645), (477, 17025), (675, 12031), (681, 11925), (795, 10215), (1135, 7155), (1325, 6129), (1431, 5675), (2043, 3975), (2385, 3405)]