13379440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 33033600

約数和(自身を除く): 19654160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 73, 79, 80, 116, 145, 146, 158, 232, 290, 292, 316, 365, 395, 464, 580, 584, 632, 730, 790, 1160, 1168, 1264, 1460, 1580, 2117, 2291, 2320, 2920, 3160, 4234, 4582, 5767, 5840, 6320, 8468, 9164, 10585, 11455, 11534, 16936, 18328, 21170, 22910, 23068, 28835, 33872, 36656, 42340, 45820, 46136, 57670, 84680, 91640, 92272, 115340, 167243, 169360, 183280, 230680, 334486, 461360, 668972, 836215, 1337944, 1672430, 2675888, 3344860, 6689720, 13379440]

約数ペア:

[(1, 13379440), (2, 6689720), (4, 3344860), (5, 2675888), (8, 1672430), (10, 1337944), (16, 836215), (20, 668972), (29, 461360), (40, 334486), (58, 230680), (73, 183280), (79, 169360), (80, 167243), (116, 115340), (145, 92272), (146, 91640), (158, 84680), (232, 57670), (290, 46136), (292, 45820), (316, 42340), (365, 36656), (395, 33872), (464, 28835), (580, 23068), (584, 22910), (632, 21170), (730, 18328), (790, 16936), (1160, 11534), (1168, 11455), (1264, 10585), (1460, 9164), (1580, 8468), (2117, 6320), (2291, 5840), (2320, 5767), (2920, 4582), (3160, 4234)]