15764585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 5386135

約数列:

[1, 5, 19, 31, 53, 95, 101, 155, 265, 505, 589, 1007, 1643, 1919, 2945, 3131, 5035, 5353, 8215, 9595, 15655, 26765, 31217, 59489, 101707, 156085, 165943, 297445, 508535, 829715, 3152917, 15764585]

約数ペア:

[(1, 15764585), (5, 3152917), (19, 829715), (31, 508535), (53, 297445), (95, 165943), (101, 156085), (155, 101707), (265, 59489), (505, 31217), (589, 26765), (1007, 15655), (1643, 9595), (1919, 8215), (2945, 5353), (3131, 5035)]