2051275556540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{863}}^1\times {\mathrm{39761}}^1$

素因数の和:40708

約数の個数: 144

約数和(自身を含む): 5099150133504

約数和(自身を除く): 3047874576964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 863, 980, 1220, 1708, 1726, 2135, 2989, 3452, 4270, 4315, 5978, 6041, 8540, 8630, 11956, 12082, 14945, 17260, 24164, 29890, 30205, 39761, 42287, 52643, 59780, 60410, 79522, 84574, 105286, 120820, 159044, 169148, 198805, 210572, 211435, 263215, 278327, 368501, 397610, 422870, 526430, 556654, 737002, 795220, 845740, 1052860, 1113308, 1391635, 1474004, 1842505, 1948289, 2425421, 2579507, 2783270, 3685010, 3896578, 4850842, 5159014, 5566540, 7370020, 7793156, 9701684, 9741445, 10318028, 12127105, 12897535, 16977947, 19482890, 24254210, 25795070, 33955894, 34313743, 38965780, 48508420, 51590140, 67911788, 68627486, 84889735, 118845629, 137254972, 169779470, 171568715, 237691258, 240196201, 339558940, 343137430, 475382516, 480392402, 594228145, 686274860, 960784804, 1188456290, 1200981005, 1681373407, 2093138323, 2376912580, 2401962010, 3362746814, 4186276646, 4803924020, 6725493628, 8372553292, 8406867035, 10465691615, 14651968261, 16813734070, 20931383230, 29303936522, 33627468140, 41862766460, 58607873044, 73259841305, 102563777827, 146519682610, 205127555654, 293039365220, 410255111308, 512818889135, 1025637778270, 2051275556540]

約数ペア:

[(1, 2051275556540), (2, 1025637778270), (4, 512818889135), (5, 410255111308), (7, 293039365220), (10, 205127555654), (14, 146519682610), (20, 102563777827), (28, 73259841305), (35, 58607873044), (49, 41862766460), (61, 33627468140), (70, 29303936522), (98, 20931383230), (122, 16813734070), (140, 14651968261), (196, 10465691615), (244, 8406867035), (245, 8372553292), (305, 6725493628), (427, 4803924020), (490, 4186276646), (610, 3362746814), (854, 2401962010), (863, 2376912580), (980, 2093138323), (1220, 1681373407), (1708, 1200981005), (1726, 1188456290), (2135, 960784804), (2989, 686274860), (3452, 594228145), (4270, 480392402), (4315, 475382516), (5978, 343137430), (6041, 339558940), (8540, 240196201), (8630, 237691258), (11956, 171568715), (12082, 169779470), (14945, 137254972), (17260, 118845629), (24164, 84889735), (29890, 68627486), (30205, 67911788), (39761, 51590140), (42287, 48508420), (52643, 38965780), (59780, 34313743), (60410, 33955894), (79522, 25795070), (84574, 24254210), (105286, 19482890), (120820, 16977947), (159044, 12897535), (169148, 12127105), (198805, 10318028), (210572, 9741445), (211435, 9701684), (263215, 7793156), (278327, 7370020), (368501, 5566540), (397610, 5159014), (422870, 4850842), (526430, 3896578), (556654, 3685010), (737002, 2783270), (795220, 2579507), (845740, 2425421), (1052860, 1948289), (1113308, 1842505), (1391635, 1474004)]