87264415

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2599

約数の個数: 32

約数和(自身を含む): 127835136

約数和(自身を除く): 40570721

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1505, 2521, 4945, 6923, 12605, 17647, 34615, 57983, 88235, 108403, 289915, 405881, 542015, 758821, 2029405, 2493269, 3794105, 12466345, 17452883, 87264415]

約数ペア:

[(1, 87264415), (5, 17452883), (7, 12466345), (23, 3794105), (35, 2493269), (43, 2029405), (115, 758821), (161, 542015), (215, 405881), (301, 289915), (805, 108403), (989, 88235), (1505, 57983), (2521, 34615), (4945, 17647), (6923, 12605)]