77809690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 172523520

約数和(自身を除く): 94713830

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 713, 805, 1085, 1426, 1559, 1610, 2170, 3118, 3565, 4991, 7130, 7795, 9982, 10913, 15590, 21826, 24955, 35857, 48329, 49910, 54565, 71714, 96658, 109130, 179285, 241645, 250999, 338303, 358570, 483290, 501998, 676606, 1111567, 1254995, 1691515, 2223134, 2509990, 3383030, 5557835, 7780969, 11115670, 15561938, 38904845, 77809690]

約数ペア:

[(1, 77809690), (2, 38904845), (5, 15561938), (7, 11115670), (10, 7780969), (14, 5557835), (23, 3383030), (31, 2509990), (35, 2223134), (46, 1691515), (62, 1254995), (70, 1111567), (115, 676606), (155, 501998), (161, 483290), (217, 358570), (230, 338303), (310, 250999), (322, 241645), (434, 179285), (713, 109130), (805, 96658), (1085, 71714), (1426, 54565), (1559, 49910), (1610, 48329), (2170, 35857), (3118, 24955), (3565, 21826), (4991, 15590), (7130, 10913), (7795, 9982)]