64416170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 144861696

約数和(自身を除く): 80445526

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 710, 910, 923, 994, 997, 1846, 1994, 2485, 4615, 4970, 4985, 6461, 6979, 9230, 9970, 12922, 12961, 13958, 25922, 32305, 34895, 64610, 64805, 69790, 70787, 90727, 129610, 141574, 181454, 353935, 453635, 495509, 707870, 907270, 920231, 991018, 1840462, 2477545, 4601155, 4955090, 6441617, 9202310, 12883234, 32208085, 64416170]

約数ペア:

[(1, 64416170), (2, 32208085), (5, 12883234), (7, 9202310), (10, 6441617), (13, 4955090), (14, 4601155), (26, 2477545), (35, 1840462), (65, 991018), (70, 920231), (71, 907270), (91, 707870), (130, 495509), (142, 453635), (182, 353935), (355, 181454), (455, 141574), (497, 129610), (710, 90727), (910, 70787), (923, 69790), (994, 64805), (997, 64610), (1846, 34895), (1994, 32305), (2485, 25922), (4615, 13958), (4970, 12961), (4985, 12922), (6461, 9970), (6979, 9230)]