40816804

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 88482240

約数和(自身を除く): 47665436

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 49, 58, 86, 98, 116, 167, 172, 196, 203, 301, 334, 406, 602, 668, 812, 1169, 1204, 1247, 1421, 2107, 2338, 2494, 2842, 4214, 4676, 4843, 4988, 5684, 7181, 8183, 8428, 8729, 9686, 14362, 16366, 17458, 19372, 28724, 32732, 33901, 34916, 50267, 61103, 67802, 100534, 122206, 135604, 201068, 208249, 237307, 244412, 351869, 416498, 474614, 703738, 832996, 949228, 1407476, 1457743, 2915486, 5830972, 10204201, 20408402, 40816804]

約数ペア:

[(1, 40816804), (2, 20408402), (4, 10204201), (7, 5830972), (14, 2915486), (28, 1457743), (29, 1407476), (43, 949228), (49, 832996), (58, 703738), (86, 474614), (98, 416498), (116, 351869), (167, 244412), (172, 237307), (196, 208249), (203, 201068), (301, 135604), (334, 122206), (406, 100534), (602, 67802), (668, 61103), (812, 50267), (1169, 34916), (1204, 33901), (1247, 32732), (1421, 28724), (2107, 19372), (2338, 17458), (2494, 16366), (2842, 14362), (4214, 9686), (4676, 8729), (4843, 8428), (4988, 8183), (5684, 7181)]