87123080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8609}}^1$

素因数の和:8654

約数の個数: 64

約数和(自身を含む): 223171200

約数和(自身を除く): 136048120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 8609, 10120, 17218, 34436, 43045, 68872, 86090, 94699, 172180, 189398, 198007, 344360, 378796, 396014, 473495, 757592, 792028, 946990, 990035, 1584056, 1893980, 1980070, 2178077, 3787960, 3960140, 4356154, 7920280, 8712308, 10890385, 17424616, 21780770, 43561540, 87123080]

約数ペア:

[(1, 87123080), (2, 43561540), (4, 21780770), (5, 17424616), (8, 10890385), (10, 8712308), (11, 7920280), (20, 4356154), (22, 3960140), (23, 3787960), (40, 2178077), (44, 1980070), (46, 1893980), (55, 1584056), (88, 990035), (92, 946990), (110, 792028), (115, 757592), (184, 473495), (220, 396014), (230, 378796), (253, 344360), (440, 198007), (460, 189398), (506, 172180), (920, 94699), (1012, 86090), (1265, 68872), (2024, 43045), (2530, 34436), (5060, 17218), (8609, 10120)]