40256645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 58817664

約数和(自身を除く): 18561019

約数列:

[1, 5, 11, 13, 55, 61, 65, 71, 143, 169, 305, 355, 671, 715, 781, 793, 845, 923, 1859, 3355, 3905, 3965, 4331, 4615, 8723, 9295, 10153, 10309, 11999, 21655, 43615, 47641, 50765, 51545, 56303, 59995, 113399, 131989, 238205, 281515, 566995, 619333, 659945, 731939, 3096665, 3659695, 8051329, 40256645]

約数ペア:

[(1, 40256645), (5, 8051329), (11, 3659695), (13, 3096665), (55, 731939), (61, 659945), (65, 619333), (71, 566995), (143, 281515), (169, 238205), (305, 131989), (355, 113399), (671, 59995), (715, 56303), (781, 51545), (793, 50765), (845, 47641), (923, 43615), (1859, 21655), (3355, 11999), (3905, 10309), (3965, 10153), (4331, 9295), (4615, 8723)]