261004808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{51869}}^1$

素因数の和:51929

約数の個数: 32

約数和(自身を含む): 532186200

約数和(自身を除く): 271181392

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 5032, 51869, 103738, 207476, 414952, 881773, 1763546, 1919153, 3527092, 3838306, 7054184, 7676612, 15353224, 32625601, 65251202, 130502404, 261004808]

約数ペア:

[(1, 261004808), (2, 130502404), (4, 65251202), (8, 32625601), (17, 15353224), (34, 7676612), (37, 7054184), (68, 3838306), (74, 3527092), (136, 1919153), (148, 1763546), (296, 881773), (629, 414952), (1258, 207476), (2516, 103738), (5032, 51869)]