77416360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{276487}}^1$

素因数の和:276505

約数の個数: 32

約数和(自身を含む): 199071360

約数和(自身を除く): 121655000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 276487, 552974, 1105948, 1382435, 1935409, 2211896, 2764870, 3870818, 5529740, 7741636, 9677045, 11059480, 15483272, 19354090, 38708180, 77416360]

約数ペア:

[(1, 77416360), (2, 38708180), (4, 19354090), (5, 15483272), (7, 11059480), (8, 9677045), (10, 7741636), (14, 5529740), (20, 3870818), (28, 2764870), (35, 2211896), (40, 1935409), (56, 1382435), (70, 1105948), (140, 552974), (280, 276487)]