164643584

素因数分解:

$2^8\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 380674560

約数和(自身を除く): 216030976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 256, 316, 448, 553, 632, 896, 1106, 1163, 1264, 1792, 2212, 2326, 2528, 4424, 4652, 5056, 8141, 8848, 9304, 10112, 16282, 17696, 18608, 20224, 32564, 35392, 37216, 65128, 70784, 74432, 91877, 130256, 141568, 148864, 183754, 260512, 297728, 367508, 521024, 643139, 735016, 1042048, 1286278, 1470032, 2084096, 2572556, 2940064, 5145112, 5880128, 10290224, 11760256, 20580448, 23520512, 41160896, 82321792, 164643584]

約数ペア:

[(1, 164643584), (2, 82321792), (4, 41160896), (7, 23520512), (8, 20580448), (14, 11760256), (16, 10290224), (28, 5880128), (32, 5145112), (56, 2940064), (64, 2572556), (79, 2084096), (112, 1470032), (128, 1286278), (158, 1042048), (224, 735016), (256, 643139), (316, 521024), (448, 367508), (553, 297728), (632, 260512), (896, 183754), (1106, 148864), (1163, 141568), (1264, 130256), (1792, 91877), (2212, 74432), (2326, 70784), (2528, 65128), (4424, 37216), (4652, 35392), (5056, 32564), (8141, 20224), (8848, 18608), (9304, 17696), (10112, 16282)]