86438440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1301}}^1$

素因数の和:1474

約数の個数: 64

約数和(自身を含む): 213736320

約数和(自身を除く): 127297880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 302, 440, 604, 755, 1208, 1301, 1510, 1661, 2602, 3020, 3322, 5204, 6040, 6505, 6644, 8305, 10408, 13010, 13288, 14311, 16610, 26020, 28622, 33220, 52040, 57244, 66440, 71555, 114488, 143110, 196451, 286220, 392902, 572440, 785804, 982255, 1571608, 1964510, 2160961, 3929020, 4321922, 7858040, 8643844, 10804805, 17287688, 21609610, 43219220, 86438440]

約数ペア:

[(1, 86438440), (2, 43219220), (4, 21609610), (5, 17287688), (8, 10804805), (10, 8643844), (11, 7858040), (20, 4321922), (22, 3929020), (40, 2160961), (44, 1964510), (55, 1571608), (88, 982255), (110, 785804), (151, 572440), (220, 392902), (302, 286220), (440, 196451), (604, 143110), (755, 114488), (1208, 71555), (1301, 66440), (1510, 57244), (1661, 52040), (2602, 33220), (3020, 28622), (3322, 26020), (5204, 16610), (6040, 14311), (6505, 13288), (6644, 13010), (8305, 10408)]