78839750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{28669}}^1$

素因数の和:28697

約数の個数: 32

約数和(自身を含む): 161010720

約数和(自身を除く): 82170970

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 28669, 57338, 143345, 286690, 315359, 630718, 716725, 1433450, 1576795, 3153590, 3583625, 7167250, 7883975, 15767950, 39419875, 78839750]

約数ペア:

[(1, 78839750), (2, 39419875), (5, 15767950), (10, 7883975), (11, 7167250), (22, 3583625), (25, 3153590), (50, 1576795), (55, 1433450), (110, 716725), (125, 630718), (250, 315359), (275, 286690), (550, 143345), (1375, 57338), (2750, 28669)]