40505175

素因数分解:

$3^2\times 5^2\times {\mathrm{180023}}^1$

素因数の和:180039

約数の個数: 18

約数和(自身を含む): 72549672

約数和(自身を除く): 32044497

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 180023, 540069, 900115, 1620207, 2700345, 4500575, 8101035, 13501725, 40505175]

約数ペア:

[(1, 40505175), (3, 13501725), (5, 8101035), (9, 4500575), (15, 2700345), (25, 1620207), (45, 900115), (75, 540069), (225, 180023)]