1915409600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1403

約数の個数: 168

約数和(自身を含む): 5151107808

約数和(自身を除く): 3235698208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 71, 80, 100, 104, 130, 142, 160, 200, 208, 260, 284, 320, 325, 355, 400, 416, 520, 568, 650, 710, 800, 832, 923, 1040, 1136, 1297, 1300, 1420, 1600, 1775, 1846, 2080, 2272, 2594, 2600, 2840, 3550, 3692, 4160, 4544, 4615, 5188, 5200, 5680, 6485, 7100, 7384, 9230, 10376, 10400, 11360, 12970, 14200, 14768, 16861, 18460, 20752, 20800, 22720, 23075, 25940, 28400, 29536, 32425, 33722, 36920, 41504, 46150, 51880, 56800, 59072, 64850, 67444, 73840, 83008, 84305, 92087, 92300, 103760, 113600, 129700, 134888, 147680, 168610, 184174, 184600, 207520, 259400, 269776, 295360, 337220, 368348, 369200, 415040, 421525, 460435, 518800, 539552, 674440, 736696, 738400, 843050, 920870, 1037600, 1079104, 1197131, 1348880, 1473392, 1476800, 1686100, 1841740, 2075200, 2302175, 2394262, 2697760, 2946784, 3372200, 3683480, 4604350, 4788524, 5395520, 5893568, 5985655, 6744400, 7366960, 9208700, 9577048, 11971310, 13488800, 14733920, 18417400, 19154096, 23942620, 26977600, 29467840, 29928275, 36834800, 38308192, 47885240, 59856550, 73669600, 76616384, 95770480, 119713100, 147339200, 191540960, 239426200, 383081920, 478852400, 957704800, 1915409600]

約数ペア:

[(1, 1915409600), (2, 957704800), (4, 478852400), (5, 383081920), (8, 239426200), (10, 191540960), (13, 147339200), (16, 119713100), (20, 95770480), (25, 76616384), (26, 73669600), (32, 59856550), (40, 47885240), (50, 38308192), (52, 36834800), (64, 29928275), (65, 29467840), (71, 26977600), (80, 23942620), (100, 19154096), (104, 18417400), (130, 14733920), (142, 13488800), (160, 11971310), (200, 9577048), (208, 9208700), (260, 7366960), (284, 6744400), (320, 5985655), (325, 5893568), (355, 5395520), (400, 4788524), (416, 4604350), (520, 3683480), (568, 3372200), (650, 2946784), (710, 2697760), (800, 2394262), (832, 2302175), (923, 2075200), (1040, 1841740), (1136, 1686100), (1297, 1476800), (1300, 1473392), (1420, 1348880), (1600, 1197131), (1775, 1079104), (1846, 1037600), (2080, 920870), (2272, 843050), (2594, 738400), (2600, 736696), (2840, 674440), (3550, 539552), (3692, 518800), (4160, 460435), (4544, 421525), (4615, 415040), (5188, 369200), (5200, 368348), (5680, 337220), (6485, 295360), (7100, 269776), (7384, 259400), (9230, 207520), (10376, 184600), (10400, 184174), (11360, 168610), (12970, 147680), (14200, 134888), (14768, 129700), (16861, 113600), (18460, 103760), (20752, 92300), (20800, 92087), (22720, 84305), (23075, 83008), (25940, 73840), (28400, 67444), (29536, 64850), (32425, 59072), (33722, 56800), (36920, 51880), (41504, 46150)]