84376400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2971}}^1$

素因数の和:3060

約数の個数: 60

約数和(自身を含む): 205638624

約数和(自身を除く): 121262224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 2840, 2971, 3550, 5680, 5942, 7100, 11884, 14200, 14855, 23768, 28400, 29710, 47536, 59420, 74275, 118840, 148550, 210941, 237680, 297100, 421882, 594200, 843764, 1054705, 1188400, 1687528, 2109410, 3375056, 4218820, 5273525, 8437640, 10547050, 16875280, 21094100, 42188200, 84376400]

約数ペア:

[(1, 84376400), (2, 42188200), (4, 21094100), (5, 16875280), (8, 10547050), (10, 8437640), (16, 5273525), (20, 4218820), (25, 3375056), (40, 2109410), (50, 1687528), (71, 1188400), (80, 1054705), (100, 843764), (142, 594200), (200, 421882), (284, 297100), (355, 237680), (400, 210941), (568, 148550), (710, 118840), (1136, 74275), (1420, 59420), (1775, 47536), (2840, 29710), (2971, 28400), (3550, 23768), (5680, 14855), (5942, 14200), (7100, 11884)]