7643016580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1\times {\mathrm{3607}}^1$

素因数の和:5668

約数の個数: 48

約数和(自身を含む): 16365888000

約数和(自身を除く): 8722871420

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1999, 3607, 3998, 7214, 7996, 9995, 14428, 18035, 19990, 36070, 39980, 72140, 105947, 191171, 211894, 382342, 423788, 529735, 764684, 955855, 1059470, 1911710, 2118940, 3823420, 7210393, 14420786, 28841572, 36051965, 72103930, 144207860, 382150829, 764301658, 1528603316, 1910754145, 3821508290, 7643016580]

約数ペア:

[(1, 7643016580), (2, 3821508290), (4, 1910754145), (5, 1528603316), (10, 764301658), (20, 382150829), (53, 144207860), (106, 72103930), (212, 36051965), (265, 28841572), (530, 14420786), (1060, 7210393), (1999, 3823420), (3607, 2118940), (3998, 1911710), (7214, 1059470), (7996, 955855), (9995, 764684), (14428, 529735), (18035, 423788), (19990, 382342), (36070, 211894), (39980, 191171), (72140, 105947)]