16388625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 31000320

約数和(自身を除く): 14611695

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 125, 137, 145, 165, 275, 319, 375, 411, 435, 685, 725, 825, 957, 1375, 1507, 1595, 2055, 2175, 3425, 3625, 3973, 4125, 4521, 4785, 7535, 7975, 10275, 10875, 11919, 17125, 19865, 22605, 23925, 37675, 39875, 43703, 51375, 59595, 99325, 113025, 119625, 131109, 188375, 218515, 297975, 496625, 565125, 655545, 1092575, 1489875, 3277725, 5462875, 16388625]

約数ペア:

[(1, 16388625), (3, 5462875), (5, 3277725), (11, 1489875), (15, 1092575), (25, 655545), (29, 565125), (33, 496625), (55, 297975), (75, 218515), (87, 188375), (125, 131109), (137, 119625), (145, 113025), (165, 99325), (275, 59595), (319, 51375), (375, 43703), (411, 39875), (435, 37675), (685, 23925), (725, 22605), (825, 19865), (957, 17125), (1375, 11919), (1507, 10875), (1595, 10275), (2055, 7975), (2175, 7535), (3425, 4785), (3625, 4521), (3973, 4125)]