68674970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10781}}^1$

素因数の和:10815

約数の個数: 48

約数和(自身を含む): 154872648

約数和(自身を除く): 86197678

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, 3185, 6370, 10781, 21562, 53905, 75467, 107810, 140153, 150934, 280306, 377335, 528269, 700765, 754670, 981071, 1056538, 1401530, 1962142, 2641345, 4905355, 5282690, 6867497, 9810710, 13734994, 34337485, 68674970]

約数ペア:

[(1, 68674970), (2, 34337485), (5, 13734994), (7, 9810710), (10, 6867497), (13, 5282690), (14, 4905355), (26, 2641345), (35, 1962142), (49, 1401530), (65, 1056538), (70, 981071), (91, 754670), (98, 700765), (130, 528269), (182, 377335), (245, 280306), (455, 150934), (490, 140153), (637, 107810), (910, 75467), (1274, 53905), (3185, 21562), (6370, 10781)]