65865760

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1951}}^1$

素因数の和:2177

約数の個数: 48

約数和(自身を含む): 156425472

約数和(自身を除く): 90559712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 1951, 2110, 3376, 3902, 4220, 6752, 7804, 8440, 9755, 15608, 16880, 19510, 31216, 33760, 39020, 62432, 78040, 156080, 312160, 411661, 823322, 1646644, 2058305, 3293288, 4116610, 6586576, 8233220, 13173152, 16466440, 32932880, 65865760]

約数ペア:

[(1, 65865760), (2, 32932880), (4, 16466440), (5, 13173152), (8, 8233220), (10, 6586576), (16, 4116610), (20, 3293288), (32, 2058305), (40, 1646644), (80, 823322), (160, 411661), (211, 312160), (422, 156080), (844, 78040), (1055, 62432), (1688, 39020), (1951, 33760), (2110, 31216), (3376, 19510), (3902, 16880), (4220, 15608), (6752, 9755), (7804, 8440)]