90711200

素因数分解:

$2^5\times 5^2\times {\mathrm{149}}^1\times {\mathrm{761}}^1$

素因数の和:930

約数の個数: 72

約数和(自身を含む): 223227900

約数和(自身を除く): 132516700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 149, 160, 200, 298, 400, 596, 745, 761, 800, 1192, 1490, 1522, 2384, 2980, 3044, 3725, 3805, 4768, 5960, 6088, 7450, 7610, 11920, 12176, 14900, 15220, 19025, 23840, 24352, 29800, 30440, 38050, 59600, 60880, 76100, 113389, 119200, 121760, 152200, 226778, 304400, 453556, 566945, 608800, 907112, 1133890, 1814224, 2267780, 2834725, 3628448, 4535560, 5669450, 9071120, 11338900, 18142240, 22677800, 45355600, 90711200]

約数ペア:

[(1, 90711200), (2, 45355600), (4, 22677800), (5, 18142240), (8, 11338900), (10, 9071120), (16, 5669450), (20, 4535560), (25, 3628448), (32, 2834725), (40, 2267780), (50, 1814224), (80, 1133890), (100, 907112), (149, 608800), (160, 566945), (200, 453556), (298, 304400), (400, 226778), (596, 152200), (745, 121760), (761, 119200), (800, 113389), (1192, 76100), (1490, 60880), (1522, 59600), (2384, 38050), (2980, 30440), (3044, 29800), (3725, 24352), (3805, 23840), (4768, 19025), (5960, 15220), (6088, 14900), (7450, 12176), (7610, 11920)]