207327640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{691}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 503969760

約数和(自身を除く): 296642120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 577, 691, 1154, 1382, 2308, 2764, 2885, 3455, 4616, 5528, 5770, 6910, 7501, 8983, 11540, 13820, 15002, 17966, 23080, 27640, 30004, 35932, 37505, 44915, 60008, 71864, 75010, 89830, 150020, 179660, 300040, 359320, 398707, 797414, 1594828, 1993535, 3189656, 3987070, 5183191, 7974140, 10366382, 15948280, 20732764, 25915955, 41465528, 51831910, 103663820, 207327640]

約数ペア:

[(1, 207327640), (2, 103663820), (4, 51831910), (5, 41465528), (8, 25915955), (10, 20732764), (13, 15948280), (20, 10366382), (26, 7974140), (40, 5183191), (52, 3987070), (65, 3189656), (104, 1993535), (130, 1594828), (260, 797414), (520, 398707), (577, 359320), (691, 300040), (1154, 179660), (1382, 150020), (2308, 89830), (2764, 75010), (2885, 71864), (3455, 60008), (4616, 44915), (5528, 37505), (5770, 35932), (6910, 30004), (7501, 27640), (8983, 23080), (11540, 17966), (13820, 15002)]