8134490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 18357192

約数和(自身を除く): 10222702

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 1277, 2554, 3185, 6370, 6385, 8939, 12770, 16601, 17878, 33202, 44695, 62573, 83005, 89390, 116207, 125146, 166010, 232414, 312865, 581035, 625730, 813449, 1162070, 1626898, 4067245, 8134490]

約数ペア:

[(1, 8134490), (2, 4067245), (5, 1626898), (7, 1162070), (10, 813449), (13, 625730), (14, 581035), (26, 312865), (35, 232414), (49, 166010), (65, 125146), (70, 116207), (91, 89390), (98, 83005), (130, 62573), (182, 44695), (245, 33202), (455, 17878), (490, 16601), (637, 12770), (910, 8939), (1274, 6385), (1277, 6370), (2554, 3185)]