20095093600

素因数分解:

$2^5\times 5^2\times {\mathrm{149}}^1\times {\mathrm{263}}^1\times {\mathrm{641}}^1$

素因数の和:1073

約数の個数: 144

約数和(自身を含む): 49651509600

約数和(自身を除く): 29556416000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 149, 160, 200, 263, 298, 400, 526, 596, 641, 745, 800, 1052, 1192, 1282, 1315, 1490, 2104, 2384, 2564, 2630, 2980, 3205, 3725, 4208, 4768, 5128, 5260, 5960, 6410, 6575, 7450, 8416, 10256, 10520, 11920, 12820, 13150, 14900, 16025, 20512, 21040, 23840, 25640, 26300, 29800, 32050, 39187, 42080, 51280, 52600, 59600, 64100, 78374, 95509, 102560, 105200, 119200, 128200, 156748, 168583, 191018, 195935, 210400, 256400, 313496, 337166, 382036, 391870, 477545, 512800, 626992, 674332, 764072, 783740, 842915, 955090, 979675, 1253984, 1348664, 1528144, 1567480, 1685830, 1910180, 1959350, 2387725, 2697328, 3056288, 3134960, 3371660, 3820360, 3918700, 4214575, 4775450, 5394656, 6269920, 6743320, 7640720, 7837400, 8429150, 9550900, 13486640, 15281440, 15674800, 16858300, 19101800, 25118867, 26973280, 31349600, 33716600, 38203600, 50237734, 67433200, 76407200, 100475468, 125594335, 134866400, 200950936, 251188670, 401901872, 502377340, 627971675, 803803744, 1004754680, 1255943350, 2009509360, 2511886700, 4019018720, 5023773400, 10047546800, 20095093600]

約数ペア:

[(1, 20095093600), (2, 10047546800), (4, 5023773400), (5, 4019018720), (8, 2511886700), (10, 2009509360), (16, 1255943350), (20, 1004754680), (25, 803803744), (32, 627971675), (40, 502377340), (50, 401901872), (80, 251188670), (100, 200950936), (149, 134866400), (160, 125594335), (200, 100475468), (263, 76407200), (298, 67433200), (400, 50237734), (526, 38203600), (596, 33716600), (641, 31349600), (745, 26973280), (800, 25118867), (1052, 19101800), (1192, 16858300), (1282, 15674800), (1315, 15281440), (1490, 13486640), (2104, 9550900), (2384, 8429150), (2564, 7837400), (2630, 7640720), (2980, 6743320), (3205, 6269920), (3725, 5394656), (4208, 4775450), (4768, 4214575), (5128, 3918700), (5260, 3820360), (5960, 3371660), (6410, 3134960), (6575, 3056288), (7450, 2697328), (8416, 2387725), (10256, 1959350), (10520, 1910180), (11920, 1685830), (12820, 1567480), (13150, 1528144), (14900, 1348664), (16025, 1253984), (20512, 979675), (21040, 955090), (23840, 842915), (25640, 783740), (26300, 764072), (29800, 674332), (32050, 626992), (39187, 512800), (42080, 477545), (51280, 391870), (52600, 382036), (59600, 337166), (64100, 313496), (78374, 256400), (95509, 210400), (102560, 195935), (105200, 191018), (119200, 168583), (128200, 156748)]