85879640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27883}}^1$

素因数の和:27912

約数の個数: 64

約数和(自身を含む): 240917760

約数和(自身を除く): 155038120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 27883, 55766, 111532, 139415, 195181, 223064, 278830, 306713, 390362, 557660, 613426, 780724, 975905, 1115320, 1226852, 1533565, 1561448, 1951810, 2146991, 2453704, 3067130, 3903620, 4293982, 6134260, 7807240, 8587964, 10734955, 12268520, 17175928, 21469910, 42939820, 85879640]

約数ペア:

[(1, 85879640), (2, 42939820), (4, 21469910), (5, 17175928), (7, 12268520), (8, 10734955), (10, 8587964), (11, 7807240), (14, 6134260), (20, 4293982), (22, 3903620), (28, 3067130), (35, 2453704), (40, 2146991), (44, 1951810), (55, 1561448), (56, 1533565), (70, 1226852), (77, 1115320), (88, 975905), (110, 780724), (140, 613426), (154, 557660), (220, 390362), (280, 306713), (308, 278830), (385, 223064), (440, 195181), (616, 139415), (770, 111532), (1540, 55766), (3080, 27883)]