664371350

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 1257471600

約数和(自身を除く): 593100250

約数列:

[1, 2, 5, 10, 25, 50, 109, 139, 218, 278, 545, 695, 877, 1090, 1390, 1754, 2725, 3475, 4385, 5450, 6950, 8770, 15151, 21925, 30302, 43850, 75755, 95593, 121903, 151510, 191186, 243806, 378775, 477965, 609515, 757550, 955930, 1219030, 2389825, 3047575, 4779650, 6095150, 13287427, 26574854, 66437135, 132874270, 332185675, 664371350]

約数ペア:

[(1, 664371350), (2, 332185675), (5, 132874270), (10, 66437135), (25, 26574854), (50, 13287427), (109, 6095150), (139, 4779650), (218, 3047575), (278, 2389825), (545, 1219030), (695, 955930), (877, 757550), (1090, 609515), (1390, 477965), (1754, 378775), (2725, 243806), (3475, 191186), (4385, 151510), (5450, 121903), (6950, 95593), (8770, 75755), (15151, 43850), (21925, 30302)]