87680600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 248086800

約数和(自身を除く): 160406200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 92, 98, 100, 115, 140, 161, 175, 184, 196, 200, 230, 245, 280, 322, 350, 389, 392, 460, 490, 575, 644, 700, 778, 805, 920, 980, 1127, 1150, 1225, 1288, 1400, 1556, 1610, 1945, 1960, 2254, 2300, 2450, 2723, 3112, 3220, 3890, 4025, 4508, 4600, 4900, 5446, 5635, 6440, 7780, 8050, 8947, 9016, 9725, 9800, 10892, 11270, 13615, 15560, 16100, 17894, 19061, 19450, 21784, 22540, 27230, 28175, 32200, 35788, 38122, 38900, 44735, 45080, 54460, 56350, 62629, 68075, 71576, 76244, 77800, 89470, 95305, 108920, 112700, 125258, 136150, 152488, 178940, 190610, 223675, 225400, 250516, 272300, 313145, 357880, 381220, 438403, 447350, 476525, 501032, 544600, 626290, 762440, 876806, 894700, 953050, 1252580, 1565725, 1753612, 1789400, 1906100, 2192015, 2505160, 3131450, 3507224, 3812200, 4384030, 6262900, 8768060, 10960075, 12525800, 17536120, 21920150, 43840300, 87680600]

約数ペア:

[(1, 87680600), (2, 43840300), (4, 21920150), (5, 17536120), (7, 12525800), (8, 10960075), (10, 8768060), (14, 6262900), (20, 4384030), (23, 3812200), (25, 3507224), (28, 3131450), (35, 2505160), (40, 2192015), (46, 1906100), (49, 1789400), (50, 1753612), (56, 1565725), (70, 1252580), (92, 953050), (98, 894700), (100, 876806), (115, 762440), (140, 626290), (161, 544600), (175, 501032), (184, 476525), (196, 447350), (200, 438403), (230, 381220), (245, 357880), (280, 313145), (322, 272300), (350, 250516), (389, 225400), (392, 223675), (460, 190610), (490, 178940), (575, 152488), (644, 136150), (700, 125258), (778, 112700), (805, 108920), (920, 95305), (980, 89470), (1127, 77800), (1150, 76244), (1225, 71576), (1288, 68075), (1400, 62629), (1556, 56350), (1610, 54460), (1945, 45080), (1960, 44735), (2254, 38900), (2300, 38122), (2450, 35788), (2723, 32200), (3112, 28175), (3220, 27230), (3890, 22540), (4025, 21784), (4508, 19450), (4600, 19061), (4900, 17894), (5446, 16100), (5635, 15560), (6440, 13615), (7780, 11270), (8050, 10892), (8947, 9800), (9016, 9725)]