332666672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 714245952

約数和(自身を除く): 381579280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 157, 167, 208, 244, 314, 334, 488, 628, 668, 793, 976, 1256, 1336, 1586, 2041, 2171, 2512, 2672, 3172, 4082, 4342, 6344, 8164, 8684, 9577, 10187, 12688, 16328, 17368, 19154, 20374, 26219, 32656, 34736, 38308, 40748, 52438, 76616, 81496, 104876, 124501, 132431, 153232, 162992, 209752, 249002, 264862, 340847, 419504, 498004, 529724, 681694, 996008, 1059448, 1363388, 1599359, 1992016, 2118896, 2726776, 3198718, 5453552, 6397436, 12794872, 20791667, 25589744, 41583334, 83166668, 166333336, 332666672]

約数ペア:

[(1, 332666672), (2, 166333336), (4, 83166668), (8, 41583334), (13, 25589744), (16, 20791667), (26, 12794872), (52, 6397436), (61, 5453552), (104, 3198718), (122, 2726776), (157, 2118896), (167, 1992016), (208, 1599359), (244, 1363388), (314, 1059448), (334, 996008), (488, 681694), (628, 529724), (668, 498004), (793, 419504), (976, 340847), (1256, 264862), (1336, 249002), (1586, 209752), (2041, 162992), (2171, 153232), (2512, 132431), (2672, 124501), (3172, 104876), (4082, 81496), (4342, 76616), (6344, 52438), (8164, 40748), (8684, 38308), (9577, 34736), (10187, 32656), (12688, 26219), (16328, 20374), (17368, 19154)]