61758255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 112412160

約数和(自身を除く): 50653905

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 67, 87, 145, 163, 195, 201, 335, 377, 435, 489, 815, 871, 1005, 1131, 1885, 1943, 2119, 2445, 2613, 4355, 4727, 5655, 5829, 6357, 9715, 10595, 10921, 13065, 14181, 23635, 25259, 29145, 31785, 32763, 54605, 61451, 70905, 75777, 126295, 141973, 163815, 184353, 307255, 316709, 378885, 425919, 709865, 921765, 950127, 1583545, 2129595, 4117217, 4750635, 12351651, 20586085, 61758255]

約数ペア:

[(1, 61758255), (3, 20586085), (5, 12351651), (13, 4750635), (15, 4117217), (29, 2129595), (39, 1583545), (65, 950127), (67, 921765), (87, 709865), (145, 425919), (163, 378885), (195, 316709), (201, 307255), (335, 184353), (377, 163815), (435, 141973), (489, 126295), (815, 75777), (871, 70905), (1005, 61451), (1131, 54605), (1885, 32763), (1943, 31785), (2119, 29145), (2445, 25259), (2613, 23635), (4355, 14181), (4727, 13065), (5655, 10921), (5829, 10595), (6357, 9715)]