74979975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{569}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 142490880

約数和(自身を除く): 67510905

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 251, 525, 569, 753, 1255, 1707, 1757, 2845, 3765, 3983, 5271, 6275, 8535, 8785, 11949, 14225, 18825, 19915, 26355, 42675, 43925, 59745, 99575, 131775, 142819, 298725, 428457, 714095, 999733, 2142285, 2999199, 3570475, 4998665, 10711425, 14995995, 24993325, 74979975]

約数ペア:

[(1, 74979975), (3, 24993325), (5, 14995995), (7, 10711425), (15, 4998665), (21, 3570475), (25, 2999199), (35, 2142285), (75, 999733), (105, 714095), (175, 428457), (251, 298725), (525, 142819), (569, 131775), (753, 99575), (1255, 59745), (1707, 43925), (1757, 42675), (2845, 26355), (3765, 19915), (3983, 18825), (5271, 14225), (6275, 11949), (8535, 8785)]