81771090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{13697}}^1$

素因数の和:13906

約数の個数: 32

約数和(自身を含む): 197251200

約数和(自身を除く): 115480110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 13697, 27394, 41091, 68485, 82182, 136970, 205455, 410910, 2725703, 5451406, 8177109, 13628515, 16354218, 27257030, 40885545, 81771090]

約数ペア:

[(1, 81771090), (2, 40885545), (3, 27257030), (5, 16354218), (6, 13628515), (10, 8177109), (15, 5451406), (30, 2725703), (199, 410910), (398, 205455), (597, 136970), (995, 82182), (1194, 68485), (1990, 41091), (2985, 27394), (5970, 13697)]