89776280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{967}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 221633280

約数和(自身を除く): 131857000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 422, 440, 844, 967, 1055, 1688, 1934, 2110, 2321, 3868, 4220, 4642, 4835, 7736, 8440, 9284, 9670, 10637, 11605, 18568, 19340, 21274, 23210, 38680, 42548, 46420, 53185, 85096, 92840, 106370, 204037, 212740, 408074, 425480, 816148, 1020185, 1632296, 2040370, 2244407, 4080740, 4488814, 8161480, 8977628, 11222035, 17955256, 22444070, 44888140, 89776280]

約数ペア:

[(1, 89776280), (2, 44888140), (4, 22444070), (5, 17955256), (8, 11222035), (10, 8977628), (11, 8161480), (20, 4488814), (22, 4080740), (40, 2244407), (44, 2040370), (55, 1632296), (88, 1020185), (110, 816148), (211, 425480), (220, 408074), (422, 212740), (440, 204037), (844, 106370), (967, 92840), (1055, 85096), (1688, 53185), (1934, 46420), (2110, 42548), (2321, 38680), (3868, 23210), (4220, 21274), (4642, 19340), (4835, 18568), (7736, 11605), (8440, 10637), (9284, 9670)]