80987908400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{937}}^1\times {\mathrm{30869}}^1$

素因数の和:31831

約数の個数: 120

約数和(自身を含む): 222614189280

約数和(自身を除く): 141626280880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 937, 1400, 1874, 2800, 3748, 4685, 6559, 7496, 9370, 13118, 14992, 18740, 23425, 26236, 30869, 32795, 37480, 46850, 52472, 61738, 65590, 74960, 93700, 104944, 123476, 131180, 154345, 163975, 187400, 216083, 246952, 262360, 308690, 327950, 374800, 432166, 493904, 524720, 617380, 655900, 771725, 864332, 1080415, 1234760, 1311800, 1543450, 1728664, 2160830, 2469520, 2623600, 3086900, 3457328, 4321660, 5402075, 6173800, 8643320, 10804150, 12347600, 17286640, 21608300, 28924253, 43216600, 57848506, 86433200, 115697012, 144621265, 202469771, 231394024, 289242530, 404939542, 462788048, 578485060, 723106325, 809879084, 1012348855, 1156970120, 1446212650, 1619758168, 2024697710, 2313940240, 2892425300, 3239516336, 4049395420, 5061744275, 5784850600, 8098790840, 10123488550, 11569701200, 16197581680, 20246977100, 40493954200, 80987908400]

約数ペア:

[(1, 80987908400), (2, 40493954200), (4, 20246977100), (5, 16197581680), (7, 11569701200), (8, 10123488550), (10, 8098790840), (14, 5784850600), (16, 5061744275), (20, 4049395420), (25, 3239516336), (28, 2892425300), (35, 2313940240), (40, 2024697710), (50, 1619758168), (56, 1446212650), (70, 1156970120), (80, 1012348855), (100, 809879084), (112, 723106325), (140, 578485060), (175, 462788048), (200, 404939542), (280, 289242530), (350, 231394024), (400, 202469771), (560, 144621265), (700, 115697012), (937, 86433200), (1400, 57848506), (1874, 43216600), (2800, 28924253), (3748, 21608300), (4685, 17286640), (6559, 12347600), (7496, 10804150), (9370, 8643320), (13118, 6173800), (14992, 5402075), (18740, 4321660), (23425, 3457328), (26236, 3086900), (30869, 2623600), (32795, 2469520), (37480, 2160830), (46850, 1728664), (52472, 1543450), (61738, 1311800), (65590, 1234760), (74960, 1080415), (93700, 864332), (104944, 771725), (123476, 655900), (131180, 617380), (154345, 524720), (163975, 493904), (187400, 432166), (216083, 374800), (246952, 327950), (262360, 308690)]