68989648

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1009

約数の個数: 80

約数和(自身を含む): 168044800

約数和(自身を除く): 99055152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 967, 1274, 1372, 1456, 1934, 2548, 2744, 3868, 4459, 5096, 5488, 6769, 7736, 8918, 10192, 12571, 13538, 15472, 17836, 25142, 27076, 35672, 47383, 50284, 54152, 71344, 87997, 94766, 100568, 108304, 175994, 189532, 201136, 331681, 351988, 379064, 615979, 663362, 703976, 758128, 1231958, 1326724, 1407952, 2463916, 2653448, 4311853, 4927832, 5306896, 8623706, 9855664, 17247412, 34494824, 68989648]

約数ペア:

[(1, 68989648), (2, 34494824), (4, 17247412), (7, 9855664), (8, 8623706), (13, 5306896), (14, 4927832), (16, 4311853), (26, 2653448), (28, 2463916), (49, 1407952), (52, 1326724), (56, 1231958), (91, 758128), (98, 703976), (104, 663362), (112, 615979), (182, 379064), (196, 351988), (208, 331681), (343, 201136), (364, 189532), (392, 175994), (637, 108304), (686, 100568), (728, 94766), (784, 87997), (967, 71344), (1274, 54152), (1372, 50284), (1456, 47383), (1934, 35672), (2548, 27076), (2744, 25142), (3868, 17836), (4459, 15472), (5096, 13538), (5488, 12571), (6769, 10192), (7736, 8918)]