64543190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 122761440

約数和(自身を除く): 58218250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 941, 1805, 1882, 3610, 4705, 6859, 9410, 13718, 17879, 34295, 35758, 68590, 89395, 178790, 339701, 679402, 1698505, 3397010, 6454319, 12908638, 32271595, 64543190]

約数ペア:

[(1, 64543190), (2, 32271595), (5, 12908638), (10, 6454319), (19, 3397010), (38, 1698505), (95, 679402), (190, 339701), (361, 178790), (722, 89395), (941, 68590), (1805, 35758), (1882, 34295), (3610, 17879), (4705, 13718), (6859, 9410)]