8276875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 40

約数和(自身を含む): 11808720

約数和(自身を除く): 3531845

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 125, 205, 323, 425, 475, 625, 697, 779, 1025, 1615, 2125, 2375, 3485, 3895, 5125, 8075, 10625, 11875, 13243, 17425, 19475, 25625, 40375, 66215, 87125, 97375, 201875, 331075, 435625, 486875, 1655375, 8276875]

約数ペア:

[(1, 8276875), (5, 1655375), (17, 486875), (19, 435625), (25, 331075), (41, 201875), (85, 97375), (95, 87125), (125, 66215), (205, 40375), (323, 25625), (425, 19475), (475, 17425), (625, 13243), (697, 11875), (779, 10625), (1025, 8075), (1615, 5125), (2125, 3895), (2375, 3485)]