31077410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 72099072

約数和(自身を除く): 41021662

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 71, 74, 91, 130, 142, 169, 182, 185, 259, 338, 355, 370, 455, 481, 497, 518, 710, 845, 910, 923, 962, 994, 1183, 1295, 1690, 1846, 2366, 2405, 2485, 2590, 2627, 3367, 4615, 4810, 4970, 5254, 5915, 6253, 6461, 6734, 9230, 11830, 11999, 12506, 12922, 13135, 16835, 18389, 23998, 26270, 31265, 32305, 33670, 34151, 36778, 43771, 59995, 62530, 64610, 68302, 83993, 87542, 91945, 119990, 167986, 170755, 183890, 218855, 239057, 341510, 419965, 437710, 443963, 478114, 839930, 887926, 1195285, 2219815, 2390570, 3107741, 4439630, 6215482, 15538705, 31077410]

約数ペア:

[(1, 31077410), (2, 15538705), (5, 6215482), (7, 4439630), (10, 3107741), (13, 2390570), (14, 2219815), (26, 1195285), (35, 887926), (37, 839930), (65, 478114), (70, 443963), (71, 437710), (74, 419965), (91, 341510), (130, 239057), (142, 218855), (169, 183890), (182, 170755), (185, 167986), (259, 119990), (338, 91945), (355, 87542), (370, 83993), (455, 68302), (481, 64610), (497, 62530), (518, 59995), (710, 43771), (845, 36778), (910, 34151), (923, 33670), (962, 32305), (994, 31265), (1183, 26270), (1295, 23998), (1690, 18389), (1846, 16835), (2366, 13135), (2405, 12922), (2485, 12506), (2590, 11999), (2627, 11830), (3367, 9230), (4615, 6734), (4810, 6461), (4970, 6253), (5254, 5915)]