63982960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19507}}^1$

素因数の和:19561

約数の個数: 40

約数和(自身を含む): 152396496

約数和(自身を除く): 88413536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 19507, 39014, 78028, 97535, 156056, 195070, 312112, 390140, 780280, 799787, 1560560, 1599574, 3199148, 3998935, 6398296, 7997870, 12796592, 15995740, 31991480, 63982960]

約数ペア:

[(1, 63982960), (2, 31991480), (4, 15995740), (5, 12796592), (8, 7997870), (10, 6398296), (16, 3998935), (20, 3199148), (40, 1599574), (41, 1560560), (80, 799787), (82, 780280), (164, 390140), (205, 312112), (328, 195070), (410, 156056), (656, 97535), (820, 78028), (1640, 39014), (3280, 19507)]