16011875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 40

約数和(自身を含む): 23280048

約数和(自身を除く): 7268173

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 137, 187, 275, 425, 625, 685, 935, 1375, 1507, 2125, 2329, 3425, 4675, 6875, 7535, 10625, 11645, 17125, 23375, 25619, 37675, 58225, 85625, 116875, 128095, 188375, 291125, 640475, 941875, 1455625, 3202375, 16011875]

約数ペア:

[(1, 16011875), (5, 3202375), (11, 1455625), (17, 941875), (25, 640475), (55, 291125), (85, 188375), (125, 128095), (137, 116875), (187, 85625), (275, 58225), (425, 37675), (625, 25619), (685, 23375), (935, 17125), (1375, 11645), (1507, 10625), (2125, 7535), (2329, 6875), (3425, 4675)]