25376480

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 34952320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 797, 995, 1592, 1594, 1990, 3184, 3188, 3980, 3985, 6368, 6376, 7960, 7970, 12752, 15920, 15940, 25504, 31840, 31880, 63760, 127520, 158603, 317206, 634412, 793015, 1268824, 1586030, 2537648, 3172060, 5075296, 6344120, 12688240, 25376480]

約数ペア:

[(1, 25376480), (2, 12688240), (4, 6344120), (5, 5075296), (8, 3172060), (10, 2537648), (16, 1586030), (20, 1268824), (32, 793015), (40, 634412), (80, 317206), (160, 158603), (199, 127520), (398, 63760), (796, 31880), (797, 31840), (995, 25504), (1592, 15940), (1594, 15920), (1990, 12752), (3184, 7970), (3188, 7960), (3980, 6376), (3985, 6368)]