90055868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 198051840

約数和(自身を除く): 107995972

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 289, 359, 434, 476, 527, 578, 718, 868, 1054, 1156, 1436, 2023, 2108, 2513, 3689, 4046, 5026, 6103, 7378, 8092, 8959, 10052, 11129, 12206, 14756, 17918, 22258, 24412, 35836, 42721, 44516, 62713, 77903, 85442, 103751, 125426, 155806, 170884, 189193, 207502, 250852, 311612, 378386, 415004, 726257, 756772, 1324351, 1452514, 2648702, 2905028, 3216281, 5297404, 6432562, 12865124, 22513967, 45027934, 90055868]

約数ペア:

[(1, 90055868), (2, 45027934), (4, 22513967), (7, 12865124), (14, 6432562), (17, 5297404), (28, 3216281), (31, 2905028), (34, 2648702), (62, 1452514), (68, 1324351), (119, 756772), (124, 726257), (217, 415004), (238, 378386), (289, 311612), (359, 250852), (434, 207502), (476, 189193), (527, 170884), (578, 155806), (718, 125426), (868, 103751), (1054, 85442), (1156, 77903), (1436, 62713), (2023, 44516), (2108, 42721), (2513, 35836), (3689, 24412), (4046, 22258), (5026, 17918), (6103, 14756), (7378, 12206), (8092, 11129), (8959, 10052)]