66930550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 133027200

約数和(自身を除く): 66096650

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1450, 1489, 1550, 1798, 2978, 4495, 7445, 8990, 14890, 22475, 37225, 43181, 44950, 46159, 74450, 86362, 92318, 215905, 230795, 431810, 461590, 1079525, 1153975, 1338611, 2159050, 2307950, 2677222, 6693055, 13386110, 33465275, 66930550]

約数ペア:

[(1, 66930550), (2, 33465275), (5, 13386110), (10, 6693055), (25, 2677222), (29, 2307950), (31, 2159050), (50, 1338611), (58, 1153975), (62, 1079525), (145, 461590), (155, 431810), (290, 230795), (310, 215905), (725, 92318), (775, 86362), (899, 74450), (1450, 46159), (1489, 44950), (1550, 43181), (1798, 37225), (2978, 22475), (4495, 14890), (7445, 8990)]