80098520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27431}}^1$

素因数の和:27515

約数の個数: 32

約数和(自身を含む): 182697120

約数和(自身を除く): 102598600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 27431, 54862, 109724, 137155, 219448, 274310, 548620, 1097240, 2002463, 4004926, 8009852, 10012315, 16019704, 20024630, 40049260, 80098520]

約数ペア:

[(1, 80098520), (2, 40049260), (4, 20024630), (5, 16019704), (8, 10012315), (10, 8009852), (20, 4004926), (40, 2002463), (73, 1097240), (146, 548620), (292, 274310), (365, 219448), (584, 137155), (730, 109724), (1460, 54862), (2920, 27431)]