90748600

素因数分解:

$2^3\times 5^2\times {\mathrm{193}}^1\times {\mathrm{2351}}^1$

素因数の和:2560

約数の個数: 48

約数和(自身を含む): 212173920

約数和(自身を除く): 121425320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 193, 200, 386, 772, 965, 1544, 1930, 2351, 3860, 4702, 4825, 7720, 9404, 9650, 11755, 18808, 19300, 23510, 38600, 47020, 58775, 94040, 117550, 235100, 453743, 470200, 907486, 1814972, 2268715, 3629944, 4537430, 9074860, 11343575, 18149720, 22687150, 45374300, 90748600]

約数ペア:

[(1, 90748600), (2, 45374300), (4, 22687150), (5, 18149720), (8, 11343575), (10, 9074860), (20, 4537430), (25, 3629944), (40, 2268715), (50, 1814972), (100, 907486), (193, 470200), (200, 453743), (386, 235100), (772, 117550), (965, 94040), (1544, 58775), (1930, 47020), (2351, 38600), (3860, 23510), (4702, 19300), (4825, 18808), (7720, 11755), (9404, 9650)]