28085750785

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{18691}}^1$

素因数の和:19009

約数の個数: 32

約数和(自身を含む): 35825834880

約数和(自身を除く): 7740084095

約数列:

[1, 5, 29, 43, 145, 215, 241, 1205, 1247, 6235, 6989, 10363, 18691, 34945, 51815, 93455, 300527, 542039, 803713, 1502635, 2710195, 4018565, 4504531, 22522655, 23307677, 116538385, 130631399, 193694833, 653156995, 968474165, 5617150157, 28085750785]

約数ペア:

[(1, 28085750785), (5, 5617150157), (29, 968474165), (43, 653156995), (145, 193694833), (215, 130631399), (241, 116538385), (1205, 23307677), (1247, 22522655), (6235, 4504531), (6989, 4018565), (10363, 2710195), (18691, 1502635), (34945, 803713), (51815, 542039), (93455, 300527)]