68923816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5059}}^1$

素因数の和:5209

約数の個数: 32

約数和(自身を含む): 140263200

約数和(自身を除く): 71339384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1703, 3406, 5059, 6812, 10118, 13624, 20236, 40472, 65767, 131534, 263068, 526136, 662729, 1325458, 2650916, 5301832, 8615477, 17230954, 34461908, 68923816]

約数ペア:

[(1, 68923816), (2, 34461908), (4, 17230954), (8, 8615477), (13, 5301832), (26, 2650916), (52, 1325458), (104, 662729), (131, 526136), (262, 263068), (524, 131534), (1048, 65767), (1703, 40472), (3406, 20236), (5059, 13624), (6812, 10118)]