72179224

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 147834720

約数和(自身を除く): 75655496

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 197, 271, 338, 394, 542, 676, 788, 1084, 1352, 1576, 2168, 2561, 3523, 5122, 7046, 10244, 14092, 20488, 28184, 33293, 45799, 53387, 66586, 91598, 106774, 133172, 183196, 213548, 266344, 366392, 427096, 694031, 1388062, 2776124, 5552248, 9022403, 18044806, 36089612, 72179224]

約数ペア:

[(1, 72179224), (2, 36089612), (4, 18044806), (8, 9022403), (13, 5552248), (26, 2776124), (52, 1388062), (104, 694031), (169, 427096), (197, 366392), (271, 266344), (338, 213548), (394, 183196), (542, 133172), (676, 106774), (788, 91598), (1084, 66586), (1352, 53387), (1576, 45799), (2168, 33293), (2561, 28184), (3523, 20488), (5122, 14092), (7046, 10244)]