25216480

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 59984064

約数和(自身を除く): 34767584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 911, 1384, 1730, 1822, 2768, 3460, 3644, 4555, 5536, 6920, 7288, 9110, 13840, 14576, 18220, 27680, 29152, 36440, 72880, 145760, 157603, 315206, 630412, 788015, 1260824, 1576030, 2521648, 3152060, 5043296, 6304120, 12608240, 25216480]

約数ペア:

[(1, 25216480), (2, 12608240), (4, 6304120), (5, 5043296), (8, 3152060), (10, 2521648), (16, 1576030), (20, 1260824), (32, 788015), (40, 630412), (80, 315206), (160, 157603), (173, 145760), (346, 72880), (692, 36440), (865, 29152), (911, 27680), (1384, 18220), (1730, 14576), (1822, 13840), (2768, 9110), (3460, 7288), (3644, 6920), (4555, 5536)]