49399905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 39304095

約数列:

[1, 3, 5, 15, 19, 29, 43, 57, 87, 95, 129, 139, 145, 215, 285, 417, 435, 551, 645, 695, 817, 1247, 1653, 2085, 2451, 2641, 2755, 3741, 4031, 4085, 5977, 6235, 7923, 8265, 12093, 12255, 13205, 17931, 18705, 20155, 23693, 29885, 39615, 60465, 71079, 76589, 89655, 113563, 118465, 173333, 229767, 340689, 355395, 382945, 519999, 567815, 866665, 1148835, 1703445, 2599995, 3293327, 9879981, 16466635, 49399905]

約数ペア:

[(1, 49399905), (3, 16466635), (5, 9879981), (15, 3293327), (19, 2599995), (29, 1703445), (43, 1148835), (57, 866665), (87, 567815), (95, 519999), (129, 382945), (139, 355395), (145, 340689), (215, 229767), (285, 173333), (417, 118465), (435, 113563), (551, 89655), (645, 76589), (695, 71079), (817, 60465), (1247, 39615), (1653, 29885), (2085, 23693), (2451, 20155), (2641, 18705), (2755, 17931), (3741, 13205), (4031, 12255), (4085, 12093), (5977, 8265), (6235, 7923)]