64811250

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{823}}^1$

素因数の和:858

約数の個数: 120

約数和(自身を含む): 200785728

約数和(自身を除く): 135974478

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 625, 630, 750, 823, 875, 1050, 1125, 1250, 1575, 1646, 1750, 1875, 2250, 2469, 2625, 3150, 3750, 4115, 4375, 4938, 5250, 5625, 5761, 7407, 7875, 8230, 8750, 11250, 11522, 12345, 13125, 14814, 15750, 17283, 20575, 24690, 26250, 28805, 34566, 37035, 39375, 41150, 51849, 57610, 61725, 74070, 78750, 86415, 102875, 103698, 123450, 144025, 172830, 185175, 205750, 259245, 288050, 308625, 370350, 432075, 514375, 518490, 617250, 720125, 864150, 925875, 1028750, 1296225, 1440250, 1543125, 1851750, 2160375, 2592450, 3086250, 3600625, 4320750, 4629375, 6481125, 7201250, 9258750, 10801875, 12962250, 21603750, 32405625, 64811250]

約数ペア:

[(1, 64811250), (2, 32405625), (3, 21603750), (5, 12962250), (6, 10801875), (7, 9258750), (9, 7201250), (10, 6481125), (14, 4629375), (15, 4320750), (18, 3600625), (21, 3086250), (25, 2592450), (30, 2160375), (35, 1851750), (42, 1543125), (45, 1440250), (50, 1296225), (63, 1028750), (70, 925875), (75, 864150), (90, 720125), (105, 617250), (125, 518490), (126, 514375), (150, 432075), (175, 370350), (210, 308625), (225, 288050), (250, 259245), (315, 205750), (350, 185175), (375, 172830), (450, 144025), (525, 123450), (625, 103698), (630, 102875), (750, 86415), (823, 78750), (875, 74070), (1050, 61725), (1125, 57610), (1250, 51849), (1575, 41150), (1646, 39375), (1750, 37035), (1875, 34566), (2250, 28805), (2469, 26250), (2625, 24690), (3150, 20575), (3750, 17283), (4115, 15750), (4375, 14814), (4938, 13125), (5250, 12345), (5625, 11522), (5761, 11250), (7407, 8750), (7875, 8230)]