8306240

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 56

約数和(自身を含む): 20052792

約数和(自身を除く): 11746552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 257, 320, 404, 505, 514, 808, 1010, 1028, 1285, 1616, 2020, 2056, 2570, 3232, 4040, 4112, 5140, 6464, 8080, 8224, 10280, 16160, 16448, 20560, 25957, 32320, 41120, 51914, 82240, 103828, 129785, 207656, 259570, 415312, 519140, 830624, 1038280, 1661248, 2076560, 4153120, 8306240]

約数ペア:

[(1, 8306240), (2, 4153120), (4, 2076560), (5, 1661248), (8, 1038280), (10, 830624), (16, 519140), (20, 415312), (32, 259570), (40, 207656), (64, 129785), (80, 103828), (101, 82240), (160, 51914), (202, 41120), (257, 32320), (320, 25957), (404, 20560), (505, 16448), (514, 16160), (808, 10280), (1010, 8224), (1028, 8080), (1285, 6464), (1616, 5140), (2020, 4112), (2056, 4040), (2570, 3232)]