40810768

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 81244800

約数和(自身を除く): 40434032

約数列:

[1, 2, 4, 8, 16, 79, 83, 158, 166, 316, 332, 389, 632, 664, 778, 1264, 1328, 1556, 3112, 6224, 6557, 13114, 26228, 30731, 32287, 52456, 61462, 64574, 104912, 122924, 129148, 245848, 258296, 491696, 516592, 2550673, 5101346, 10202692, 20405384, 40810768]

約数ペア:

[(1, 40810768), (2, 20405384), (4, 10202692), (8, 5101346), (16, 2550673), (79, 516592), (83, 491696), (158, 258296), (166, 245848), (316, 129148), (332, 122924), (389, 104912), (632, 64574), (664, 61462), (778, 52456), (1264, 32287), (1328, 30731), (1556, 26228), (3112, 13114), (6224, 6557)]