81734910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87887}}^1$

素因数の和:87928

約数の個数: 32

約数和(自身を含む): 202493952

約数和(自身を除く): 120759042

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 87887, 175774, 263661, 439435, 527322, 878870, 1318305, 2636610, 2724497, 5448994, 8173491, 13622485, 16346982, 27244970, 40867455, 81734910]

約数ペア:

[(1, 81734910), (2, 40867455), (3, 27244970), (5, 16346982), (6, 13622485), (10, 8173491), (15, 5448994), (30, 2724497), (31, 2636610), (62, 1318305), (93, 878870), (155, 527322), (186, 439435), (310, 263661), (465, 175774), (930, 87887)]