64738130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 125089920

約数和(自身を除く): 60351790

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 227, 361, 395, 454, 722, 790, 1135, 1501, 1805, 2270, 3002, 3610, 4313, 7505, 8626, 15010, 17933, 21565, 28519, 35866, 43130, 57038, 81947, 89665, 142595, 163894, 179330, 285190, 340727, 409735, 681454, 819470, 1703635, 3407270, 6473813, 12947626, 32369065, 64738130]

約数ペア:

[(1, 64738130), (2, 32369065), (5, 12947626), (10, 6473813), (19, 3407270), (38, 1703635), (79, 819470), (95, 681454), (158, 409735), (190, 340727), (227, 285190), (361, 179330), (395, 163894), (454, 142595), (722, 89665), (790, 81947), (1135, 57038), (1501, 43130), (1805, 35866), (2270, 28519), (3002, 21565), (3610, 17933), (4313, 15010), (7505, 8626)]