80146448

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 158620800

約数和(自身を除く): 78474352

約数列:

[1, 2, 4, 8, 16, 79, 158, 163, 316, 326, 389, 632, 652, 778, 1264, 1304, 1556, 2608, 3112, 6224, 12877, 25754, 30731, 51508, 61462, 63407, 103016, 122924, 126814, 206032, 245848, 253628, 491696, 507256, 1014512, 5009153, 10018306, 20036612, 40073224, 80146448]

約数ペア:

[(1, 80146448), (2, 40073224), (4, 20036612), (8, 10018306), (16, 5009153), (79, 1014512), (158, 507256), (163, 491696), (316, 253628), (326, 245848), (389, 206032), (632, 126814), (652, 122924), (778, 103016), (1264, 63407), (1304, 61462), (1556, 51508), (2608, 30731), (3112, 25754), (6224, 12877)]