68991236

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1688

約数の個数: 36

約数和(自身を含む): 131802468

約数和(自身を除く): 62811232

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 289, 578, 629, 1156, 1258, 1613, 2516, 3226, 6452, 10693, 21386, 27421, 42772, 54842, 59681, 109684, 119362, 238724, 466157, 932314, 1014577, 1864628, 2029154, 4058308, 17247809, 34495618, 68991236]

約数ペア:

[(1, 68991236), (2, 34495618), (4, 17247809), (17, 4058308), (34, 2029154), (37, 1864628), (68, 1014577), (74, 932314), (148, 466157), (289, 238724), (578, 119362), (629, 109684), (1156, 59681), (1258, 54842), (1613, 42772), (2516, 27421), (3226, 21386), (6452, 10693)]