12960825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 22766400

約数和(自身を除く): 9805575

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 101, 145, 177, 295, 303, 435, 505, 725, 885, 1475, 1515, 1711, 2175, 2525, 2929, 4425, 5133, 5959, 7575, 8555, 8787, 14645, 17877, 25665, 29795, 42775, 43935, 73225, 89385, 128325, 148975, 172811, 219675, 446925, 518433, 864055, 2592165, 4320275, 12960825]

約数ペア:

[(1, 12960825), (3, 4320275), (5, 2592165), (15, 864055), (25, 518433), (29, 446925), (59, 219675), (75, 172811), (87, 148975), (101, 128325), (145, 89385), (177, 73225), (295, 43935), (303, 42775), (435, 29795), (505, 25665), (725, 17877), (885, 14645), (1475, 8787), (1515, 8555), (1711, 7575), (2175, 5959), (2525, 5133), (2929, 4425)]