79777904

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 158010720

約数和(自身を除く): 78232816

約数列:

[1, 2, 4, 8, 16, 73, 146, 167, 292, 334, 409, 584, 668, 818, 1168, 1336, 1636, 2672, 3272, 6544, 12191, 24382, 29857, 48764, 59714, 68303, 97528, 119428, 136606, 195056, 238856, 273212, 477712, 546424, 1092848, 4986119, 9972238, 19944476, 39888952, 79777904]

約数ペア:

[(1, 79777904), (2, 39888952), (4, 19944476), (8, 9972238), (16, 4986119), (73, 1092848), (146, 546424), (167, 477712), (292, 273212), (334, 238856), (409, 195056), (584, 136606), (668, 119428), (818, 97528), (1168, 68303), (1336, 59714), (1636, 48764), (2672, 29857), (3272, 24382), (6544, 12191)]