2017042615

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 2995755840

約数和(自身を除く): 978713225

約数列:

[1, 5, 7, 23, 35, 49, 79, 115, 161, 197, 245, 395, 529, 553, 805, 985, 1127, 1379, 1817, 2645, 2765, 3703, 3871, 4531, 5635, 6895, 9085, 9653, 12719, 15563, 18515, 19355, 22655, 25921, 31717, 41791, 48265, 63595, 77815, 89033, 104213, 108941, 129605, 158585, 208955, 222019, 292537, 357949, 445165, 521065, 544705, 729491, 762587, 1110095, 1462685, 1789745, 2047759, 2505643, 3647455, 3812935, 5106437, 8232827, 10238795, 12528215, 17539501, 25532185, 41164135, 57629789, 87697505, 288148945, 403408523, 2017042615]

約数ペア:

[(1, 2017042615), (5, 403408523), (7, 288148945), (23, 87697505), (35, 57629789), (49, 41164135), (79, 25532185), (115, 17539501), (161, 12528215), (197, 10238795), (245, 8232827), (395, 5106437), (529, 3812935), (553, 3647455), (805, 2505643), (985, 2047759), (1127, 1789745), (1379, 1462685), (1817, 1110095), (2645, 762587), (2765, 729491), (3703, 544705), (3871, 521065), (4531, 445165), (5635, 357949), (6895, 292537), (9085, 222019), (9653, 208955), (12719, 158585), (15563, 129605), (18515, 108941), (19355, 104213), (22655, 89033), (25921, 77815), (31717, 63595), (41791, 48265)]