124555220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 266344848

約数和(自身を除く): 141789628

約数列:

[1, 2, 4, 5, 10, 20, 101, 197, 202, 313, 394, 404, 505, 626, 788, 985, 1010, 1252, 1565, 1970, 2020, 3130, 3940, 6260, 19897, 31613, 39794, 61661, 63226, 79588, 99485, 123322, 126452, 158065, 198970, 246644, 308305, 316130, 397940, 616610, 632260, 1233220, 6227761, 12455522, 24911044, 31138805, 62277610, 124555220]

約数ペア:

[(1, 124555220), (2, 62277610), (4, 31138805), (5, 24911044), (10, 12455522), (20, 6227761), (101, 1233220), (197, 632260), (202, 616610), (313, 397940), (394, 316130), (404, 308305), (505, 246644), (626, 198970), (788, 158065), (985, 126452), (1010, 123322), (1252, 99485), (1565, 79588), (1970, 63226), (2020, 61661), (3130, 39794), (3940, 31613), (6260, 19897)]