75402280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2074

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 106037720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 820, 920, 943, 1640, 1886, 1999, 3772, 3998, 4715, 7544, 7996, 9430, 9995, 15992, 18860, 19990, 37720, 39980, 45977, 79960, 81959, 91954, 163918, 183908, 229885, 327836, 367816, 409795, 459770, 655672, 819590, 919540, 1639180, 1839080, 1885057, 3278360, 3770114, 7540228, 9425285, 15080456, 18850570, 37701140, 75402280]

約数ペア:

[(1, 75402280), (2, 37701140), (4, 18850570), (5, 15080456), (8, 9425285), (10, 7540228), (20, 3770114), (23, 3278360), (40, 1885057), (41, 1839080), (46, 1639180), (82, 919540), (92, 819590), (115, 655672), (164, 459770), (184, 409795), (205, 367816), (230, 327836), (328, 229885), (410, 183908), (460, 163918), (820, 91954), (920, 81959), (943, 79960), (1640, 45977), (1886, 39980), (1999, 37720), (3772, 19990), (3998, 18860), (4715, 15992), (7544, 9995), (7996, 9430)]