85792280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{883}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 221495040

約数和(自身を除く): 135702760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 694, 883, 1388, 1735, 1766, 2429, 2776, 3470, 3532, 4415, 4858, 6181, 6940, 7064, 8830, 9716, 12145, 12362, 13880, 17660, 19432, 24290, 24724, 30905, 35320, 48580, 49448, 61810, 97160, 123620, 247240, 306401, 612802, 1225604, 1532005, 2144807, 2451208, 3064010, 4289614, 6128020, 8579228, 10724035, 12256040, 17158456, 21448070, 42896140, 85792280]

約数ペア:

[(1, 85792280), (2, 42896140), (4, 21448070), (5, 17158456), (7, 12256040), (8, 10724035), (10, 8579228), (14, 6128020), (20, 4289614), (28, 3064010), (35, 2451208), (40, 2144807), (56, 1532005), (70, 1225604), (140, 612802), (280, 306401), (347, 247240), (694, 123620), (883, 97160), (1388, 61810), (1735, 49448), (1766, 48580), (2429, 35320), (2776, 30905), (3470, 24724), (3532, 24290), (4415, 19432), (4858, 17660), (6181, 13880), (6940, 12362), (7064, 12145), (8830, 9716)]