80819728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14813}}^1$

素因数の和:14863

約数の個数: 40

約数和(自身を含む): 176345856

約数和(自身を除く): 95526128

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 14813, 29626, 59252, 118504, 162943, 237008, 325886, 459203, 651772, 918406, 1303544, 1836812, 2607088, 3673624, 5051233, 7347248, 10102466, 20204932, 40409864, 80819728]

約数ペア:

[(1, 80819728), (2, 40409864), (4, 20204932), (8, 10102466), (11, 7347248), (16, 5051233), (22, 3673624), (31, 2607088), (44, 1836812), (62, 1303544), (88, 918406), (124, 651772), (176, 459203), (248, 325886), (341, 237008), (496, 162943), (682, 118504), (1364, 59252), (2728, 29626), (5456, 14813)]