70981988

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 108

約数和(自身を含む): 164932236

約数和(自身を除く): 93950248

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 73, 77, 82, 98, 121, 146, 154, 164, 196, 242, 287, 292, 308, 451, 484, 511, 539, 574, 803, 847, 902, 1022, 1078, 1148, 1606, 1694, 1804, 2009, 2044, 2156, 2993, 3157, 3212, 3388, 3577, 4018, 4961, 5621, 5929, 5986, 6314, 7154, 8036, 8833, 9922, 11242, 11858, 11972, 12628, 14308, 17666, 19844, 20951, 22099, 22484, 23716, 32923, 34727, 35332, 39347, 41902, 44198, 61831, 65846, 69454, 78694, 83804, 88396, 123662, 131692, 138908, 146657, 157388, 230461, 243089, 247324, 293314, 362153, 432817, 460922, 486178, 586628, 724306, 865634, 921844, 972356, 1448612, 1613227, 1731268, 2535071, 3226454, 5070142, 6452908, 10140284, 17745497, 35490994, 70981988]

約数ペア:

[(1, 70981988), (2, 35490994), (4, 17745497), (7, 10140284), (11, 6452908), (14, 5070142), (22, 3226454), (28, 2535071), (41, 1731268), (44, 1613227), (49, 1448612), (73, 972356), (77, 921844), (82, 865634), (98, 724306), (121, 586628), (146, 486178), (154, 460922), (164, 432817), (196, 362153), (242, 293314), (287, 247324), (292, 243089), (308, 230461), (451, 157388), (484, 146657), (511, 138908), (539, 131692), (574, 123662), (803, 88396), (847, 83804), (902, 78694), (1022, 69454), (1078, 65846), (1148, 61831), (1606, 44198), (1694, 41902), (1804, 39347), (2009, 35332), (2044, 34727), (2156, 32923), (2993, 23716), (3157, 22484), (3212, 22099), (3388, 20951), (3577, 19844), (4018, 17666), (4961, 14308), (5621, 12628), (5929, 11972), (5986, 11858), (6314, 11242), (7154, 9922), (8036, 8833)]