66735680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18959}}^1$

素因数の和:18987

約数の個数: 56

約数和(自身を含む): 173370240

約数和(自身を除く): 106634560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 18959, 37918, 75836, 94795, 151672, 189590, 208549, 303344, 379180, 417098, 606688, 758360, 834196, 1042745, 1213376, 1516720, 1668392, 2085490, 3033440, 3336784, 4170980, 6066880, 6673568, 8341960, 13347136, 16683920, 33367840, 66735680]

約数ペア:

[(1, 66735680), (2, 33367840), (4, 16683920), (5, 13347136), (8, 8341960), (10, 6673568), (11, 6066880), (16, 4170980), (20, 3336784), (22, 3033440), (32, 2085490), (40, 1668392), (44, 1516720), (55, 1213376), (64, 1042745), (80, 834196), (88, 758360), (110, 606688), (160, 417098), (176, 379180), (220, 303344), (320, 208549), (352, 189590), (440, 151672), (704, 94795), (880, 75836), (1760, 37918), (3520, 18959)]