210038125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 289707264

約数和(自身を除く): 79669139

約数列:

[1, 5, 11, 25, 55, 125, 137, 223, 275, 625, 685, 1115, 1375, 1507, 2453, 3425, 5575, 6875, 7535, 12265, 17125, 27875, 30551, 37675, 61325, 85625, 139375, 152755, 188375, 306625, 336061, 763775, 941875, 1533125, 1680305, 3818875, 8401525, 19094375, 42007625, 210038125]

約数ペア:

[(1, 210038125), (5, 42007625), (11, 19094375), (25, 8401525), (55, 3818875), (125, 1680305), (137, 1533125), (223, 941875), (275, 763775), (625, 336061), (685, 306625), (1115, 188375), (1375, 152755), (1507, 139375), (2453, 85625), (3425, 61325), (5575, 37675), (6875, 30551), (7535, 27875), (12265, 17125)]