61254560

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1231}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 145297152

約数和(自身を除く): 84042592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 622, 1231, 1244, 1555, 2462, 2488, 3110, 4924, 4976, 6155, 6220, 9848, 9952, 12310, 12440, 19696, 24620, 24880, 39392, 49240, 49760, 98480, 196960, 382841, 765682, 1531364, 1914205, 3062728, 3828410, 6125456, 7656820, 12250912, 15313640, 30627280, 61254560]

約数ペア:

[(1, 61254560), (2, 30627280), (4, 15313640), (5, 12250912), (8, 7656820), (10, 6125456), (16, 3828410), (20, 3062728), (32, 1914205), (40, 1531364), (80, 765682), (160, 382841), (311, 196960), (622, 98480), (1231, 49760), (1244, 49240), (1555, 39392), (2462, 24880), (2488, 24620), (3110, 19696), (4924, 12440), (4976, 12310), (6155, 9952), (6220, 9848)]