25813935

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 54419040

約数和(自身を除く): 28605105

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 509, 735, 805, 1035, 1127, 1449, 1527, 2205, 2415, 2545, 3381, 3563, 4581, 5635, 7245, 7635, 10143, 10689, 11707, 16905, 17815, 22905, 24941, 32067, 35121, 50715, 53445, 58535, 74823, 81949, 105363, 124705, 160335, 175605, 224469, 245847, 374115, 409745, 526815, 573643, 737541, 1122345, 1229235, 1720929, 2868215, 3687705, 5162787, 8604645, 25813935]

約数ペア:

[(1, 25813935), (3, 8604645), (5, 5162787), (7, 3687705), (9, 2868215), (15, 1720929), (21, 1229235), (23, 1122345), (35, 737541), (45, 573643), (49, 526815), (63, 409745), (69, 374115), (105, 245847), (115, 224469), (147, 175605), (161, 160335), (207, 124705), (245, 105363), (315, 81949), (345, 74823), (441, 58535), (483, 53445), (509, 50715), (735, 35121), (805, 32067), (1035, 24941), (1127, 22905), (1449, 17815), (1527, 16905), (2205, 11707), (2415, 10689), (2545, 10143), (3381, 7635), (3563, 7245), (4581, 5635)]