68913784

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 140802480

約数和(自身を除く): 71888696

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 289, 328, 578, 697, 727, 1156, 1394, 1454, 2312, 2788, 2908, 5576, 5816, 11849, 12359, 23698, 24718, 29807, 47396, 49436, 59614, 94792, 98872, 119228, 210103, 238456, 420206, 506719, 840412, 1013438, 1680824, 2026876, 4053752, 8614223, 17228446, 34456892, 68913784]

約数ペア:

[(1, 68913784), (2, 34456892), (4, 17228446), (8, 8614223), (17, 4053752), (34, 2026876), (41, 1680824), (68, 1013438), (82, 840412), (136, 506719), (164, 420206), (289, 238456), (328, 210103), (578, 119228), (697, 98872), (727, 94792), (1156, 59614), (1394, 49436), (1454, 47396), (2312, 29807), (2788, 24718), (2908, 23698), (5576, 12359), (5816, 11849)]