8399875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 11793600

約数和(自身を除く): 3393725

約数列:

[1, 5, 11, 25, 41, 55, 125, 149, 205, 275, 451, 745, 1025, 1375, 1639, 2255, 3725, 5125, 6109, 8195, 11275, 18625, 30545, 40975, 56375, 67199, 152725, 204875, 335995, 763625, 1679975, 8399875]

約数ペア:

[(1, 8399875), (5, 1679975), (11, 763625), (25, 335995), (41, 204875), (55, 152725), (125, 67199), (149, 56375), (205, 40975), (275, 30545), (451, 18625), (745, 11275), (1025, 8195), (1375, 6109), (1639, 5125), (2255, 3725)]