208264225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 303105600

約数和(自身を除く): 94841375

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 145, 247, 325, 377, 475, 551, 725, 1163, 1235, 1885, 2755, 5815, 6175, 7163, 9425, 13775, 15119, 22097, 29075, 33727, 35815, 75595, 110485, 168635, 179075, 287261, 377975, 438451, 552425, 640813, 843175, 1436305, 2192255, 3204065, 7181525, 8330569, 10961275, 16020325, 41652845, 208264225]

約数ペア:

[(1, 208264225), (5, 41652845), (13, 16020325), (19, 10961275), (25, 8330569), (29, 7181525), (65, 3204065), (95, 2192255), (145, 1436305), (247, 843175), (325, 640813), (377, 552425), (475, 438451), (551, 377975), (725, 287261), (1163, 179075), (1235, 168635), (1885, 110485), (2755, 75595), (5815, 35815), (6175, 33727), (7163, 29075), (9425, 22097), (13775, 15119)]