66678272

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{4201}}^1$

素因数の和:4250

約数の個数: 40

約数和(自身を含む): 137556672

約数和(自身を除く): 70878400

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 4201, 7936, 8402, 15872, 16804, 33608, 67216, 130231, 134432, 260462, 268864, 520924, 537728, 1041848, 1075456, 2083696, 2150912, 4167392, 8334784, 16669568, 33339136, 66678272]

約数ペア:

[(1, 66678272), (2, 33339136), (4, 16669568), (8, 8334784), (16, 4167392), (31, 2150912), (32, 2083696), (62, 1075456), (64, 1041848), (124, 537728), (128, 520924), (248, 268864), (256, 260462), (496, 134432), (512, 130231), (992, 67216), (1984, 33608), (3968, 16804), (4201, 15872), (7936, 8402)]