8265855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 15805440

約数和(自身を除く): 7539585

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 97, 115, 195, 247, 285, 291, 299, 345, 437, 485, 741, 897, 1235, 1261, 1311, 1455, 1495, 1843, 2185, 2231, 3705, 3783, 4485, 5529, 5681, 6305, 6555, 6693, 9215, 11155, 17043, 18915, 23959, 27645, 28405, 29003, 33465, 42389, 71877, 85215, 87009, 119795, 127167, 145015, 211945, 359385, 435045, 551057, 635835, 1653171, 2755285, 8265855]

約数ペア:

[(1, 8265855), (3, 2755285), (5, 1653171), (13, 635835), (15, 551057), (19, 435045), (23, 359385), (39, 211945), (57, 145015), (65, 127167), (69, 119795), (95, 87009), (97, 85215), (115, 71877), (195, 42389), (247, 33465), (285, 29003), (291, 28405), (299, 27645), (345, 23959), (437, 18915), (485, 17043), (741, 11155), (897, 9215), (1235, 6693), (1261, 6555), (1311, 6305), (1455, 5681), (1495, 5529), (1843, 4485), (2185, 3783), (2231, 3705)]