655127590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1\times {\mathrm{3389}}^1$

素因数の和:4896

約数の個数: 32

約数和(自身を含む): 1271168640

約数和(自身を除く): 616041050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1487, 2974, 3389, 6778, 7435, 14870, 16945, 19331, 33890, 38662, 44057, 88114, 96655, 193310, 220285, 440570, 5039443, 10078886, 25197215, 50394430, 65512759, 131025518, 327563795, 655127590]

約数ペア:

[(1, 655127590), (2, 327563795), (5, 131025518), (10, 65512759), (13, 50394430), (26, 25197215), (65, 10078886), (130, 5039443), (1487, 440570), (2974, 220285), (3389, 193310), (6778, 96655), (7435, 88114), (14870, 44057), (16945, 38662), (19331, 33890)]