55783900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{12973}}^1$

素因数の和:13030

約数の個数: 36

約数和(自身を含む): 123875752

約数和(自身を除く): 68091852

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 12973, 25946, 51892, 64865, 129730, 259460, 324325, 557839, 648650, 1115678, 1297300, 2231356, 2789195, 5578390, 11156780, 13945975, 27891950, 55783900]

約数ペア:

[(1, 55783900), (2, 27891950), (4, 13945975), (5, 11156780), (10, 5578390), (20, 2789195), (25, 2231356), (43, 1297300), (50, 1115678), (86, 648650), (100, 557839), (172, 324325), (215, 259460), (430, 129730), (860, 64865), (1075, 51892), (2150, 25946), (4300, 12973)]