87587920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{683}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 234092160

約数和(自身を除く): 146504240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 683, 916, 1145, 1366, 1603, 1832, 2290, 2732, 3206, 3415, 3664, 4580, 4781, 5464, 6412, 6830, 8015, 9160, 9562, 10928, 12824, 13660, 16030, 18320, 19124, 23905, 25648, 27320, 32060, 38248, 47810, 54640, 64120, 76496, 95620, 128240, 156407, 191240, 312814, 382480, 625628, 782035, 1094849, 1251256, 1564070, 2189698, 2502512, 3128140, 4379396, 5474245, 6256280, 8758792, 10948490, 12512560, 17517584, 21896980, 43793960, 87587920]

約数ペア:

[(1, 87587920), (2, 43793960), (4, 21896980), (5, 17517584), (7, 12512560), (8, 10948490), (10, 8758792), (14, 6256280), (16, 5474245), (20, 4379396), (28, 3128140), (35, 2502512), (40, 2189698), (56, 1564070), (70, 1251256), (80, 1094849), (112, 782035), (140, 625628), (229, 382480), (280, 312814), (458, 191240), (560, 156407), (683, 128240), (916, 95620), (1145, 76496), (1366, 64120), (1603, 54640), (1832, 47810), (2290, 38248), (2732, 32060), (3206, 27320), (3415, 25648), (3664, 23905), (4580, 19124), (4781, 18320), (5464, 16030), (6412, 13660), (6830, 12824), (8015, 10928), (9160, 9562)]