25775560

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4919}}^1$

素因数の和:5061

約数の個数: 32

約数和(自身を含む): 58449600

約数和(自身を除く): 32674040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4919, 5240, 9838, 19676, 24595, 39352, 49190, 98380, 196760, 644389, 1288778, 2577556, 3221945, 5155112, 6443890, 12887780, 25775560]

約数ペア:

[(1, 25775560), (2, 12887780), (4, 6443890), (5, 5155112), (8, 3221945), (10, 2577556), (20, 1288778), (40, 644389), (131, 196760), (262, 98380), (524, 49190), (655, 39352), (1048, 24595), (1310, 19676), (2620, 9838), (4919, 5240)]