161571008

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 84

約数和(自身を含む): 345039696

約数和(自身を除く): 183468688

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 71, 74, 124, 142, 148, 248, 284, 296, 496, 568, 592, 961, 992, 1136, 1147, 1184, 1922, 1984, 2201, 2272, 2294, 2368, 2627, 3844, 4402, 4544, 4588, 5254, 7688, 8804, 9176, 10508, 15376, 17608, 18352, 21016, 30752, 35216, 35557, 36704, 42032, 61504, 68231, 70432, 71114, 73408, 81437, 84064, 136462, 140864, 142228, 162874, 168128, 272924, 284456, 325748, 545848, 568912, 651496, 1091696, 1137824, 1302992, 2183392, 2275648, 2524547, 2605984, 4366784, 5049094, 5211968, 10098188, 20196376, 40392752, 80785504, 161571008]

約数ペア:

[(1, 161571008), (2, 80785504), (4, 40392752), (8, 20196376), (16, 10098188), (31, 5211968), (32, 5049094), (37, 4366784), (62, 2605984), (64, 2524547), (71, 2275648), (74, 2183392), (124, 1302992), (142, 1137824), (148, 1091696), (248, 651496), (284, 568912), (296, 545848), (496, 325748), (568, 284456), (592, 272924), (961, 168128), (992, 162874), (1136, 142228), (1147, 140864), (1184, 136462), (1922, 84064), (1984, 81437), (2201, 73408), (2272, 71114), (2294, 70432), (2368, 68231), (2627, 61504), (3844, 42032), (4402, 36704), (4544, 35557), (4588, 35216), (5254, 30752), (7688, 21016), (8804, 18352), (9176, 17608), (10508, 15376)]