71823928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8081}}^1$

素因数の和:8199

約数の個数: 32

約数和(自身を含む): 148385520

約数和(自身を除く): 76561592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 4444, 8081, 8888, 16162, 32324, 64648, 88891, 177782, 355564, 711128, 816181, 1632362, 3264724, 6529448, 8977991, 17955982, 35911964, 71823928]

約数ペア:

[(1, 71823928), (2, 35911964), (4, 17955982), (8, 8977991), (11, 6529448), (22, 3264724), (44, 1632362), (88, 816181), (101, 711128), (202, 355564), (404, 177782), (808, 88891), (1111, 64648), (2222, 32324), (4444, 16162), (8081, 8888)]