68286580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 147780864

約数和(自身を除く): 79494284

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 271, 293, 430, 542, 586, 860, 1084, 1172, 1355, 1465, 2710, 2930, 5420, 5860, 11653, 12599, 23306, 25198, 46612, 50396, 58265, 62995, 79403, 116530, 125990, 158806, 233060, 251980, 317612, 397015, 794030, 1588060, 3414329, 6828658, 13657316, 17071645, 34143290, 68286580]

約数ペア:

[(1, 68286580), (2, 34143290), (4, 17071645), (5, 13657316), (10, 6828658), (20, 3414329), (43, 1588060), (86, 794030), (172, 397015), (215, 317612), (271, 251980), (293, 233060), (430, 158806), (542, 125990), (586, 116530), (860, 79403), (1084, 62995), (1172, 58265), (1355, 50396), (1465, 46612), (2710, 25198), (2930, 23306), (5420, 12599), (5860, 11653)]