30431150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 60531840

約数和(自身を除く): 30100690

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 677, 725, 775, 899, 1354, 1450, 1550, 1798, 3385, 4495, 6770, 8990, 16925, 19633, 20987, 22475, 33850, 39266, 41974, 44950, 98165, 104935, 196330, 209870, 490825, 524675, 608623, 981650, 1049350, 1217246, 3043115, 6086230, 15215575, 30431150]

約数ペア:

[(1, 30431150), (2, 15215575), (5, 6086230), (10, 3043115), (25, 1217246), (29, 1049350), (31, 981650), (50, 608623), (58, 524675), (62, 490825), (145, 209870), (155, 196330), (290, 104935), (310, 98165), (677, 44950), (725, 41974), (775, 39266), (899, 33850), (1354, 22475), (1450, 20987), (1550, 19633), (1798, 16925), (3385, 8990), (4495, 6770)]