68671700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 160406400

約数和(自身を除く): 91734700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 47, 50, 76, 94, 95, 100, 188, 190, 235, 380, 470, 475, 769, 893, 940, 950, 1175, 1538, 1786, 1900, 2350, 3076, 3572, 3845, 4465, 4700, 7690, 8930, 14611, 15380, 17860, 19225, 22325, 29222, 36143, 38450, 44650, 58444, 72286, 73055, 76900, 89300, 144572, 146110, 180715, 292220, 361430, 365275, 686717, 722860, 730550, 903575, 1373434, 1461100, 1807150, 2746868, 3433585, 3614300, 6867170, 13734340, 17167925, 34335850, 68671700]

約数ペア:

[(1, 68671700), (2, 34335850), (4, 17167925), (5, 13734340), (10, 6867170), (19, 3614300), (20, 3433585), (25, 2746868), (38, 1807150), (47, 1461100), (50, 1373434), (76, 903575), (94, 730550), (95, 722860), (100, 686717), (188, 365275), (190, 361430), (235, 292220), (380, 180715), (470, 146110), (475, 144572), (769, 89300), (893, 76900), (940, 73055), (950, 72286), (1175, 58444), (1538, 44650), (1786, 38450), (1900, 36143), (2350, 29222), (3076, 22325), (3572, 19225), (3845, 17860), (4465, 15380), (4700, 14611), (7690, 8930)]