65406225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 117260352

約数和(自身を除く): 51854127

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1193, 1275, 2193, 3225, 3579, 3655, 5965, 10965, 17895, 18275, 20281, 29825, 51299, 54825, 60843, 89475, 101405, 153897, 256495, 304215, 507025, 769485, 872083, 1282475, 1521075, 2616249, 3847425, 4360415, 13081245, 21802075, 65406225]

約数ペア:

[(1, 65406225), (3, 21802075), (5, 13081245), (15, 4360415), (17, 3847425), (25, 2616249), (43, 1521075), (51, 1282475), (75, 872083), (85, 769485), (129, 507025), (215, 304215), (255, 256495), (425, 153897), (645, 101405), (731, 89475), (1075, 60843), (1193, 54825), (1275, 51299), (2193, 29825), (3225, 20281), (3579, 18275), (3655, 17895), (5965, 10965)]