25085820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13487}}^1$

素因数の和:13530

約数の個数: 48

約数和(自身を含む): 72511488

約数和(自身を除く): 47425668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 13487, 26974, 40461, 53948, 67435, 80922, 134870, 161844, 202305, 269740, 404610, 418097, 809220, 836194, 1254291, 1672388, 2090485, 2508582, 4180970, 5017164, 6271455, 8361940, 12542910, 25085820]

約数ペア:

[(1, 25085820), (2, 12542910), (3, 8361940), (4, 6271455), (5, 5017164), (6, 4180970), (10, 2508582), (12, 2090485), (15, 1672388), (20, 1254291), (30, 836194), (31, 809220), (60, 418097), (62, 404610), (93, 269740), (124, 202305), (155, 161844), (186, 134870), (310, 80922), (372, 67435), (465, 53948), (620, 40461), (930, 26974), (1860, 13487)]