81595674

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:457

約数の個数: 80

約数和(自身を含む): 194451840

約数和(自身を除く): 112856166

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 81, 122, 138, 162, 183, 207, 359, 366, 414, 549, 621, 718, 1077, 1098, 1242, 1403, 1647, 1863, 2154, 2806, 3231, 3294, 3726, 4209, 4941, 6462, 8257, 8418, 9693, 9882, 12627, 16514, 19386, 21899, 24771, 25254, 29079, 37881, 43798, 49542, 58158, 65697, 74313, 75762, 113643, 131394, 148626, 197091, 222939, 227286, 394182, 445878, 503677, 591273, 668817, 1007354, 1182546, 1337634, 1511031, 1773819, 3022062, 3547638, 4533093, 9066186, 13599279, 27198558, 40797837, 81595674]

約数ペア:

[(1, 81595674), (2, 40797837), (3, 27198558), (6, 13599279), (9, 9066186), (18, 4533093), (23, 3547638), (27, 3022062), (46, 1773819), (54, 1511031), (61, 1337634), (69, 1182546), (81, 1007354), (122, 668817), (138, 591273), (162, 503677), (183, 445878), (207, 394182), (359, 227286), (366, 222939), (414, 197091), (549, 148626), (621, 131394), (718, 113643), (1077, 75762), (1098, 74313), (1242, 65697), (1403, 58158), (1647, 49542), (1863, 43798), (2154, 37881), (2806, 29079), (3231, 25254), (3294, 24771), (3726, 21899), (4209, 19386), (4941, 16514), (6462, 12627), (8257, 9882), (8418, 9693)]