664794008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{65381}}^1$

素因数の和:65459

約数の個数: 32

約数和(自身を含む): 1318101120

約数和(自身を除く): 653307112

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 65381, 130762, 261524, 523048, 2026811, 2680621, 4053622, 5361242, 8107244, 10722484, 16214488, 21444968, 83099251, 166198502, 332397004, 664794008]

約数ペア:

[(1, 664794008), (2, 332397004), (4, 166198502), (8, 83099251), (31, 21444968), (41, 16214488), (62, 10722484), (82, 8107244), (124, 5361242), (164, 4053622), (248, 2680621), (328, 2026811), (1271, 523048), (2542, 261524), (5084, 130762), (10168, 65381)]