80247160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{619}}^1$

素因数の和:1100

約数の個数: 64

約数和(自身を含む): 207129600

約数和(自身を除く): 126882440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463, 619, 926, 1238, 1852, 2315, 2476, 3095, 3241, 3704, 4333, 4630, 4952, 6190, 6482, 8666, 9260, 12380, 12964, 16205, 17332, 18520, 21665, 24760, 25928, 32410, 34664, 43330, 64820, 86660, 129640, 173320, 286597, 573194, 1146388, 1432985, 2006179, 2292776, 2865970, 4012358, 5731940, 8024716, 10030895, 11463880, 16049432, 20061790, 40123580, 80247160]

約数ペア:

[(1, 80247160), (2, 40123580), (4, 20061790), (5, 16049432), (7, 11463880), (8, 10030895), (10, 8024716), (14, 5731940), (20, 4012358), (28, 2865970), (35, 2292776), (40, 2006179), (56, 1432985), (70, 1146388), (140, 573194), (280, 286597), (463, 173320), (619, 129640), (926, 86660), (1238, 64820), (1852, 43330), (2315, 34664), (2476, 32410), (3095, 25928), (3241, 24760), (3704, 21665), (4333, 18520), (4630, 17332), (4952, 16205), (6190, 12964), (6482, 12380), (8666, 9260)]