64995675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 119813760

約数和(自身を除く): 54818085

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 2683, 4845, 8049, 8075, 13415, 24225, 40245, 45611, 50977, 67075, 136833, 152931, 201225, 228055, 254885, 684165, 764655, 866609, 1140275, 1274425, 2599827, 3420825, 3823275, 4333045, 12999135, 21665225, 64995675]

約数ペア:

[(1, 64995675), (3, 21665225), (5, 12999135), (15, 4333045), (17, 3823275), (19, 3420825), (25, 2599827), (51, 1274425), (57, 1140275), (75, 866609), (85, 764655), (95, 684165), (255, 254885), (285, 228055), (323, 201225), (425, 152931), (475, 136833), (969, 67075), (1275, 50977), (1425, 45611), (1615, 40245), (2683, 24225), (4845, 13415), (8049, 8075)]