80792360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1321}}^1$

素因数の和:1482

約数の個数: 64

約数和(自身を含む): 199886400

約数和(自身を除く): 119094040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1321, 1390, 1529, 2642, 2780, 3058, 5284, 5560, 6116, 6605, 7645, 10568, 12232, 13210, 14531, 15290, 26420, 29062, 30580, 52840, 58124, 61160, 72655, 116248, 145310, 183619, 290620, 367238, 581240, 734476, 918095, 1468952, 1836190, 2019809, 3672380, 4039618, 7344760, 8079236, 10099045, 16158472, 20198090, 40396180, 80792360]

約数ペア:

[(1, 80792360), (2, 40396180), (4, 20198090), (5, 16158472), (8, 10099045), (10, 8079236), (11, 7344760), (20, 4039618), (22, 3672380), (40, 2019809), (44, 1836190), (55, 1468952), (88, 918095), (110, 734476), (139, 581240), (220, 367238), (278, 290620), (440, 183619), (556, 145310), (695, 116248), (1112, 72655), (1321, 61160), (1390, 58124), (1529, 52840), (2642, 30580), (2780, 29062), (3058, 26420), (5284, 15290), (5560, 14531), (6116, 13210), (6605, 12232), (7645, 10568)]