68431636

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 152028576

約数和(自身を除く): 83596940

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 107, 182, 196, 214, 251, 364, 428, 502, 637, 749, 1004, 1274, 1391, 1498, 1757, 2548, 2782, 2996, 3263, 3514, 5243, 5564, 6526, 7028, 9737, 10486, 12299, 13052, 19474, 20972, 22841, 24598, 26857, 38948, 45682, 49196, 53714, 68159, 91364, 107428, 136318, 159887, 187999, 272636, 319774, 349141, 375998, 639548, 698282, 751996, 1315993, 1396564, 2443987, 2631986, 4887974, 5263972, 9775948, 17107909, 34215818, 68431636]

約数ペア:

[(1, 68431636), (2, 34215818), (4, 17107909), (7, 9775948), (13, 5263972), (14, 4887974), (26, 2631986), (28, 2443987), (49, 1396564), (52, 1315993), (91, 751996), (98, 698282), (107, 639548), (182, 375998), (196, 349141), (214, 319774), (251, 272636), (364, 187999), (428, 159887), (502, 136318), (637, 107428), (749, 91364), (1004, 68159), (1274, 53714), (1391, 49196), (1498, 45682), (1757, 38948), (2548, 26857), (2782, 24598), (2996, 22841), (3263, 20972), (3514, 19474), (5243, 13052), (5564, 12299), (6526, 10486), (7028, 9737)]