81057520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44053}}^1$

素因数の和:44089

約数の個数: 40

約数和(自身を含む): 196657056

約数和(自身を除く): 115599536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 44053, 88106, 176212, 220265, 352424, 440530, 704848, 881060, 1013219, 1762120, 2026438, 3524240, 4052876, 5066095, 8105752, 10132190, 16211504, 20264380, 40528760, 81057520]

約数ペア:

[(1, 81057520), (2, 40528760), (4, 20264380), (5, 16211504), (8, 10132190), (10, 8105752), (16, 5066095), (20, 4052876), (23, 3524240), (40, 2026438), (46, 1762120), (80, 1013219), (92, 881060), (115, 704848), (184, 440530), (230, 352424), (368, 220265), (460, 176212), (920, 88106), (1840, 44053)]