40778535

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 76744800

約数和(自身を除く): 35966265

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 245, 327, 509, 545, 735, 763, 1527, 1635, 2289, 2545, 3563, 3815, 5341, 7635, 10689, 11445, 16023, 17815, 24941, 26705, 53445, 55481, 74823, 80115, 124705, 166443, 277405, 374115, 388367, 832215, 1165101, 1941835, 2718569, 5825505, 8155707, 13592845, 40778535]

約数ペア:

[(1, 40778535), (3, 13592845), (5, 8155707), (7, 5825505), (15, 2718569), (21, 1941835), (35, 1165101), (49, 832215), (105, 388367), (109, 374115), (147, 277405), (245, 166443), (327, 124705), (509, 80115), (545, 74823), (735, 55481), (763, 53445), (1527, 26705), (1635, 24941), (2289, 17815), (2545, 16023), (3563, 11445), (3815, 10689), (5341, 7635)]