66451850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 127056600

約数和(自身を除く): 60604750

約数列:

[1, 2, 5, 10, 25, 50, 89, 109, 137, 178, 218, 274, 445, 545, 685, 890, 1090, 1370, 2225, 2725, 3425, 4450, 5450, 6850, 9701, 12193, 14933, 19402, 24386, 29866, 48505, 60965, 74665, 97010, 121930, 149330, 242525, 304825, 373325, 485050, 609650, 746650, 1329037, 2658074, 6645185, 13290370, 33225925, 66451850]

約数ペア:

[(1, 66451850), (2, 33225925), (5, 13290370), (10, 6645185), (25, 2658074), (50, 1329037), (89, 746650), (109, 609650), (137, 485050), (178, 373325), (218, 304825), (274, 242525), (445, 149330), (545, 121930), (685, 97010), (890, 74665), (1090, 60965), (1370, 48505), (2225, 29866), (2725, 24386), (3425, 19402), (4450, 14933), (5450, 12193), (6850, 9701)]