54621520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 132134400

約数和(自身を除く): 77512880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 73, 80, 94, 146, 188, 199, 235, 292, 365, 376, 398, 470, 584, 730, 752, 796, 940, 995, 1168, 1460, 1592, 1880, 1990, 2920, 3184, 3431, 3760, 3980, 5840, 6862, 7960, 9353, 13724, 14527, 15920, 17155, 18706, 27448, 29054, 34310, 37412, 46765, 54896, 58108, 68620, 72635, 74824, 93530, 116216, 137240, 145270, 149648, 187060, 232432, 274480, 290540, 374120, 581080, 682769, 748240, 1162160, 1365538, 2731076, 3413845, 5462152, 6827690, 10924304, 13655380, 27310760, 54621520]

約数ペア:

[(1, 54621520), (2, 27310760), (4, 13655380), (5, 10924304), (8, 6827690), (10, 5462152), (16, 3413845), (20, 2731076), (40, 1365538), (47, 1162160), (73, 748240), (80, 682769), (94, 581080), (146, 374120), (188, 290540), (199, 274480), (235, 232432), (292, 187060), (365, 149648), (376, 145270), (398, 137240), (470, 116216), (584, 93530), (730, 74824), (752, 72635), (796, 68620), (940, 58108), (995, 54896), (1168, 46765), (1460, 37412), (1592, 34310), (1880, 29054), (1990, 27448), (2920, 18706), (3184, 17155), (3431, 15920), (3760, 14527), (3980, 13724), (5840, 9353), (6862, 7960)]