2005403925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8741}}^1$

素因数の和:8803

約数の個数: 96

約数和(自身を含む): 4162590720

約数和(自身を除く): 2157186795

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 25, 35, 57, 69, 75, 95, 105, 115, 133, 161, 175, 285, 345, 399, 437, 475, 483, 525, 575, 665, 805, 1311, 1425, 1725, 1995, 2185, 2415, 3059, 3325, 4025, 6555, 8741, 9177, 9975, 10925, 12075, 15295, 26223, 32775, 43705, 45885, 61187, 76475, 131115, 166079, 183561, 201043, 218525, 229425, 305935, 498237, 603129, 655575, 830395, 917805, 1005215, 1162553, 1407301, 1529675, 2491185, 3015645, 3487659, 3819817, 4151975, 4221903, 4589025, 5026075, 5812765, 7036505, 11459451, 12455925, 15078225, 17438295, 19099085, 21109515, 26738719, 29063825, 35182525, 57297255, 80216157, 87191475, 95495425, 105547575, 133693595, 286486275, 401080785, 668467975, 2005403925]

約数ペア:

[(1, 2005403925), (3, 668467975), (5, 401080785), (7, 286486275), (15, 133693595), (19, 105547575), (21, 95495425), (23, 87191475), (25, 80216157), (35, 57297255), (57, 35182525), (69, 29063825), (75, 26738719), (95, 21109515), (105, 19099085), (115, 17438295), (133, 15078225), (161, 12455925), (175, 11459451), (285, 7036505), (345, 5812765), (399, 5026075), (437, 4589025), (475, 4221903), (483, 4151975), (525, 3819817), (575, 3487659), (665, 3015645), (805, 2491185), (1311, 1529675), (1425, 1407301), (1725, 1162553), (1995, 1005215), (2185, 917805), (2415, 830395), (3059, 655575), (3325, 603129), (4025, 498237), (6555, 305935), (8741, 229425), (9177, 218525), (9975, 201043), (10925, 183561), (12075, 166079), (15295, 131115), (26223, 76475), (32775, 61187), (43705, 45885)]