156712285

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 206438400

約数和(自身を除く): 49726115

約数列:

[1, 5, 19, 31, 95, 127, 155, 419, 589, 635, 2095, 2413, 2945, 3937, 7961, 12065, 12989, 19685, 39805, 53213, 64945, 74803, 246791, 266065, 374015, 1011047, 1233955, 1649603, 5055235, 8248015, 31342457, 156712285]

約数ペア:

[(1, 156712285), (5, 31342457), (19, 8248015), (31, 5055235), (95, 1649603), (127, 1233955), (155, 1011047), (419, 374015), (589, 266065), (635, 246791), (2095, 74803), (2413, 64945), (2945, 53213), (3937, 39805), (7961, 19685), (12065, 12989)]