163978300

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 367476480

約数和(自身を除く): 203498180

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 139, 188, 235, 251, 278, 470, 502, 556, 695, 940, 1004, 1175, 1255, 1390, 2350, 2510, 2780, 3475, 4700, 5020, 6275, 6533, 6950, 11797, 12550, 13066, 13900, 23594, 25100, 26132, 32665, 34889, 47188, 58985, 65330, 69778, 117970, 130660, 139556, 163325, 174445, 235940, 294925, 326650, 348890, 589850, 653300, 697780, 872225, 1179700, 1639783, 1744450, 3279566, 3488900, 6559132, 8198915, 16397830, 32795660, 40994575, 81989150, 163978300]

約数ペア:

[(1, 163978300), (2, 81989150), (4, 40994575), (5, 32795660), (10, 16397830), (20, 8198915), (25, 6559132), (47, 3488900), (50, 3279566), (94, 1744450), (100, 1639783), (139, 1179700), (188, 872225), (235, 697780), (251, 653300), (278, 589850), (470, 348890), (502, 326650), (556, 294925), (695, 235940), (940, 174445), (1004, 163325), (1175, 139556), (1255, 130660), (1390, 117970), (2350, 69778), (2510, 65330), (2780, 58985), (3475, 47188), (4700, 34889), (5020, 32665), (6275, 26132), (6533, 25100), (6950, 23594), (11797, 13900), (12550, 13066)]