25186860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8231}}^1$

素因数の和:8263

約数の個数: 72

約数和(自身を含む): 80904096

約数和(自身を除く): 55717236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 8231, 16462, 24693, 32924, 41155, 49386, 74079, 82310, 98772, 123465, 139927, 148158, 164620, 246930, 279854, 296316, 370395, 419781, 493860, 559708, 699635, 740790, 839562, 1259343, 1399270, 1481580, 1679124, 2098905, 2518686, 2798540, 4197810, 5037372, 6296715, 8395620, 12593430, 25186860]

約数ペア:

[(1, 25186860), (2, 12593430), (3, 8395620), (4, 6296715), (5, 5037372), (6, 4197810), (9, 2798540), (10, 2518686), (12, 2098905), (15, 1679124), (17, 1481580), (18, 1399270), (20, 1259343), (30, 839562), (34, 740790), (36, 699635), (45, 559708), (51, 493860), (60, 419781), (68, 370395), (85, 296316), (90, 279854), (102, 246930), (153, 164620), (170, 148158), (180, 139927), (204, 123465), (255, 98772), (306, 82310), (340, 74079), (510, 49386), (612, 41155), (765, 32924), (1020, 24693), (1530, 16462), (3060, 8231)]