85880060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{991}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 206653440

約数和(自身を除く): 120773380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 991, 1238, 1982, 2476, 3095, 3964, 4333, 4955, 6190, 6937, 8666, 9910, 12380, 13874, 17332, 19820, 21665, 27748, 34685, 43330, 69370, 86660, 138740, 613429, 1226858, 2453716, 3067145, 4294003, 6134290, 8588006, 12268580, 17176012, 21470015, 42940030, 85880060]

約数ペア:

[(1, 85880060), (2, 42940030), (4, 21470015), (5, 17176012), (7, 12268580), (10, 8588006), (14, 6134290), (20, 4294003), (28, 3067145), (35, 2453716), (70, 1226858), (140, 613429), (619, 138740), (991, 86660), (1238, 69370), (1982, 43330), (2476, 34685), (3095, 27748), (3964, 21665), (4333, 19820), (4955, 17332), (6190, 13874), (6937, 12380), (8666, 9910)]