56787640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15601}}^1$

素因数の和:15632

約数の個数: 64

約数和(自身を含む): 157268160

約数和(自身を除く): 100480520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15601, 31202, 62404, 78005, 109207, 124808, 156010, 202813, 218414, 312020, 405626, 436828, 546035, 624040, 811252, 873656, 1014065, 1092070, 1419691, 1622504, 2028130, 2184140, 2839382, 4056260, 4368280, 5678764, 7098455, 8112520, 11357528, 14196910, 28393820, 56787640]

約数ペア:

[(1, 56787640), (2, 28393820), (4, 14196910), (5, 11357528), (7, 8112520), (8, 7098455), (10, 5678764), (13, 4368280), (14, 4056260), (20, 2839382), (26, 2184140), (28, 2028130), (35, 1622504), (40, 1419691), (52, 1092070), (56, 1014065), (65, 873656), (70, 811252), (91, 624040), (104, 546035), (130, 436828), (140, 405626), (182, 312020), (260, 218414), (280, 202813), (364, 156010), (455, 124808), (520, 109207), (728, 78005), (910, 62404), (1820, 31202), (3640, 15601)]