82780600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{8447}}^1$

素因数の和:8477

約数の個数: 72

約数和(自身を含む): 223914240

約数和(自身を除く): 141133640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 8447, 9800, 16894, 33788, 42235, 59129, 67576, 84470, 118258, 168940, 211175, 236516, 295645, 337880, 413903, 422350, 473032, 591290, 827806, 844700, 1182580, 1478225, 1655612, 1689400, 2069515, 2365160, 2956450, 3311224, 4139030, 5912900, 8278060, 10347575, 11825800, 16556120, 20695150, 41390300, 82780600]

約数ペア:

[(1, 82780600), (2, 41390300), (4, 20695150), (5, 16556120), (7, 11825800), (8, 10347575), (10, 8278060), (14, 5912900), (20, 4139030), (25, 3311224), (28, 2956450), (35, 2365160), (40, 2069515), (49, 1689400), (50, 1655612), (56, 1478225), (70, 1182580), (98, 844700), (100, 827806), (140, 591290), (175, 473032), (196, 422350), (200, 413903), (245, 337880), (280, 295645), (350, 236516), (392, 211175), (490, 168940), (700, 118258), (980, 84470), (1225, 67576), (1400, 59129), (1960, 42235), (2450, 33788), (4900, 16894), (8447, 9800)]