67880080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 165132288

約数和(自身を除く): 97252208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 271, 310, 404, 496, 505, 542, 620, 808, 1010, 1084, 1240, 1355, 1616, 2020, 2168, 2480, 2710, 3131, 4040, 4336, 5420, 6262, 8080, 8401, 10840, 12524, 15655, 16802, 21680, 25048, 27371, 31310, 33604, 42005, 50096, 54742, 62620, 67208, 84010, 109484, 125240, 134416, 136855, 168020, 218968, 250480, 273710, 336040, 437936, 547420, 672080, 848501, 1094840, 1697002, 2189680, 3394004, 4242505, 6788008, 8485010, 13576016, 16970020, 33940040, 67880080]

約数ペア:

[(1, 67880080), (2, 33940040), (4, 16970020), (5, 13576016), (8, 8485010), (10, 6788008), (16, 4242505), (20, 3394004), (31, 2189680), (40, 1697002), (62, 1094840), (80, 848501), (101, 672080), (124, 547420), (155, 437936), (202, 336040), (248, 273710), (271, 250480), (310, 218968), (404, 168020), (496, 136855), (505, 134416), (542, 125240), (620, 109484), (808, 84010), (1010, 67208), (1084, 62620), (1240, 54742), (1355, 50096), (1616, 42005), (2020, 33604), (2168, 31310), (2480, 27371), (2710, 25048), (3131, 21680), (4040, 16802), (4336, 15655), (5420, 12524), (6262, 10840), (8080, 8401)]