72539800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{7717}}^1$

素因数の和:7780

約数の個数: 48

約数和(自身を含む): 172265760

約数和(自身を除く): 99725960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 4700, 7717, 9400, 15434, 30868, 38585, 61736, 77170, 154340, 192925, 308680, 362699, 385850, 725398, 771700, 1450796, 1543400, 1813495, 2901592, 3626990, 7253980, 9067475, 14507960, 18134950, 36269900, 72539800]

約数ペア:

[(1, 72539800), (2, 36269900), (4, 18134950), (5, 14507960), (8, 9067475), (10, 7253980), (20, 3626990), (25, 2901592), (40, 1813495), (47, 1543400), (50, 1450796), (94, 771700), (100, 725398), (188, 385850), (200, 362699), (235, 308680), (376, 192925), (470, 154340), (940, 77170), (1175, 61736), (1880, 38585), (2350, 30868), (4700, 15434), (7717, 9400)]