156720129755

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{455933}}^1$

素因数の和:456036

約数の個数: 48

約数和(自身を含む): 232022988864

約数和(自身を除く): 75302859109

約数列:

[1, 5, 7, 23, 35, 49, 61, 115, 161, 245, 305, 427, 805, 1127, 1403, 2135, 2989, 5635, 7015, 9821, 14945, 49105, 68747, 343735, 455933, 2279665, 3191531, 10486459, 15957655, 22340717, 27811913, 52432295, 73405213, 111703585, 139059565, 194683391, 367026065, 513836491, 639673999, 973416955, 1362783737, 2569182455, 3198369995, 4477717993, 6813918685, 22388589965, 31344025951, 156720129755]

約数ペア:

[(1, 156720129755), (5, 31344025951), (7, 22388589965), (23, 6813918685), (35, 4477717993), (49, 3198369995), (61, 2569182455), (115, 1362783737), (161, 973416955), (245, 639673999), (305, 513836491), (427, 367026065), (805, 194683391), (1127, 139059565), (1403, 111703585), (2135, 73405213), (2989, 52432295), (5635, 27811913), (7015, 22340717), (9821, 15957655), (14945, 10486459), (49105, 3191531), (68747, 2279665), (343735, 455933)]