16679312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 37966320

約数和(自身を除く): 21287008

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 53, 68, 89, 104, 106, 136, 178, 208, 212, 221, 272, 356, 424, 442, 689, 712, 848, 884, 901, 1157, 1378, 1424, 1513, 1768, 1802, 2314, 2756, 3026, 3536, 3604, 4628, 4717, 5512, 6052, 7208, 9256, 9434, 11024, 11713, 12104, 14416, 18512, 18868, 19669, 23426, 24208, 37736, 39338, 46852, 61321, 75472, 78676, 80189, 93704, 122642, 157352, 160378, 187408, 245284, 314704, 320756, 490568, 641512, 981136, 1042457, 1283024, 2084914, 4169828, 8339656, 16679312]

約数ペア:

[(1, 16679312), (2, 8339656), (4, 4169828), (8, 2084914), (13, 1283024), (16, 1042457), (17, 981136), (26, 641512), (34, 490568), (52, 320756), (53, 314704), (68, 245284), (89, 187408), (104, 160378), (106, 157352), (136, 122642), (178, 93704), (208, 80189), (212, 78676), (221, 75472), (272, 61321), (356, 46852), (424, 39338), (442, 37736), (689, 24208), (712, 23426), (848, 19669), (884, 18868), (901, 18512), (1157, 14416), (1378, 12104), (1424, 11713), (1513, 11024), (1768, 9434), (1802, 9256), (2314, 7208), (2756, 6052), (3026, 5512), (3536, 4717), (3604, 4628)]