15549280

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 37028880

約数和(自身を除く): 21479600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 619, 628, 785, 1238, 1256, 1570, 2476, 2512, 3095, 3140, 4952, 5024, 6190, 6280, 9904, 12380, 12560, 19808, 24760, 25120, 49520, 97183, 99040, 194366, 388732, 485915, 777464, 971830, 1554928, 1943660, 3109856, 3887320, 7774640, 15549280]

約数ペア:

[(1, 15549280), (2, 7774640), (4, 3887320), (5, 3109856), (8, 1943660), (10, 1554928), (16, 971830), (20, 777464), (32, 485915), (40, 388732), (80, 194366), (157, 99040), (160, 97183), (314, 49520), (619, 25120), (628, 24760), (785, 19808), (1238, 12560), (1256, 12380), (1570, 9904), (2476, 6280), (2512, 6190), (3095, 5024), (3140, 4952)]