28450885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 10429115

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 437, 449, 551, 667, 2185, 2245, 2755, 3335, 8531, 10327, 12673, 13021, 42655, 51635, 63365, 65105, 196213, 247399, 299483, 981065, 1236995, 1497415, 5690177, 28450885]

約数ペア:

[(1, 28450885), (5, 5690177), (19, 1497415), (23, 1236995), (29, 981065), (95, 299483), (115, 247399), (145, 196213), (437, 65105), (449, 63365), (551, 51635), (667, 42655), (2185, 13021), (2245, 12673), (2755, 10327), (3335, 8531)]