25801155

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 49027680

約数和(自身を除く): 23226525

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1163, 1305, 1479, 2465, 3489, 4437, 5815, 7395, 10467, 17445, 19771, 22185, 33727, 52335, 59313, 98855, 101181, 168635, 177939, 296565, 303543, 505905, 573359, 889695, 1517715, 1720077, 2866795, 5160231, 8600385, 25801155]

約数ペア:

[(1, 25801155), (3, 8600385), (5, 5160231), (9, 2866795), (15, 1720077), (17, 1517715), (29, 889695), (45, 573359), (51, 505905), (85, 303543), (87, 296565), (145, 177939), (153, 168635), (255, 101181), (261, 98855), (435, 59313), (493, 52335), (765, 33727), (1163, 22185), (1305, 19771), (1479, 17445), (2465, 10467), (3489, 7395), (4437, 5815)]