2016264985

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 3013911936

約数和(自身を除く): 997646951

約数列:

[1, 5, 7, 23, 35, 47, 49, 115, 161, 235, 245, 329, 331, 529, 805, 1081, 1127, 1645, 1655, 2303, 2317, 2645, 3703, 5405, 5635, 7567, 7613, 11515, 11585, 15557, 16219, 18515, 24863, 25921, 37835, 38065, 52969, 53291, 77785, 81095, 108899, 124315, 129605, 174041, 175099, 264845, 266455, 357811, 373037, 544495, 762293, 870205, 875495, 1218287, 1225693, 1789055, 1865185, 2504677, 3811465, 6091435, 6128465, 8229653, 8579851, 12523385, 17532739, 41148265, 42899255, 57607571, 87663695, 288037855, 403252997, 2016264985]

約数ペア:

[(1, 2016264985), (5, 403252997), (7, 288037855), (23, 87663695), (35, 57607571), (47, 42899255), (49, 41148265), (115, 17532739), (161, 12523385), (235, 8579851), (245, 8229653), (329, 6128465), (331, 6091435), (529, 3811465), (805, 2504677), (1081, 1865185), (1127, 1789055), (1645, 1225693), (1655, 1218287), (2303, 875495), (2317, 870205), (2645, 762293), (3703, 544495), (5405, 373037), (5635, 357811), (7567, 266455), (7613, 264845), (11515, 175099), (11585, 174041), (15557, 129605), (16219, 124315), (18515, 108899), (24863, 81095), (25921, 77785), (37835, 53291), (38065, 52969)]