72565880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{49031}}^1$

素因数の和:49079

約数の個数: 32

約数和(自身を含む): 167689440

約数和(自身を除く): 95123560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 49031, 98062, 196124, 245155, 392248, 490310, 980620, 1814147, 1961240, 3628294, 7256588, 9070735, 14513176, 18141470, 36282940, 72565880]

約数ペア:

[(1, 72565880), (2, 36282940), (4, 18141470), (5, 14513176), (8, 9070735), (10, 7256588), (20, 3628294), (37, 1961240), (40, 1814147), (74, 980620), (148, 490310), (185, 392248), (296, 245155), (370, 196124), (740, 98062), (1480, 49031)]