9901950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 24748416

約数和(自身を除く): 14846466

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 251, 263, 502, 526, 753, 789, 1255, 1315, 1506, 1578, 2510, 2630, 3765, 3945, 6275, 6575, 7530, 7890, 12550, 13150, 18825, 19725, 37650, 39450, 66013, 132026, 198039, 330065, 396078, 660130, 990195, 1650325, 1980390, 3300650, 4950975, 9901950]

約数ペア:

[(1, 9901950), (2, 4950975), (3, 3300650), (5, 1980390), (6, 1650325), (10, 990195), (15, 660130), (25, 396078), (30, 330065), (50, 198039), (75, 132026), (150, 66013), (251, 39450), (263, 37650), (502, 19725), (526, 18825), (753, 13150), (789, 12550), (1255, 7890), (1315, 7530), (1506, 6575), (1578, 6275), (2510, 3945), (2630, 3765)]