71407870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{4253}}^1$

素因数の和:4356

約数の個数: 32

約数和(自身を含む): 135991872

約数和(自身を除く): 64584002

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 4253, 8395, 8506, 16790, 21265, 42530, 97819, 195638, 310469, 489095, 620938, 978190, 1552345, 3104690, 7140787, 14281574, 35703935, 71407870]

約数ペア:

[(1, 71407870), (2, 35703935), (5, 14281574), (10, 7140787), (23, 3104690), (46, 1552345), (73, 978190), (115, 620938), (146, 489095), (230, 310469), (365, 195638), (730, 97819), (1679, 42530), (3358, 21265), (4253, 16790), (8395, 8506)]