25773860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3917}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 63189504

約数和(自身を除く): 37415644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 3917, 6580, 7834, 15668, 19585, 27419, 39170, 54838, 78340, 109676, 137095, 184099, 274190, 368198, 548380, 736396, 920495, 1288693, 1840990, 2577386, 3681980, 5154772, 6443465, 12886930, 25773860]

約数ペア:

[(1, 25773860), (2, 12886930), (4, 6443465), (5, 5154772), (7, 3681980), (10, 2577386), (14, 1840990), (20, 1288693), (28, 920495), (35, 736396), (47, 548380), (70, 368198), (94, 274190), (140, 184099), (188, 137095), (235, 109676), (329, 78340), (470, 54838), (658, 39170), (940, 27419), (1316, 19585), (1645, 15668), (3290, 7834), (3917, 6580)]