42138250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 99590400

約数和(自身を除く): 57452150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 121, 125, 154, 175, 199, 242, 250, 275, 350, 385, 398, 550, 605, 770, 847, 875, 995, 1210, 1375, 1393, 1694, 1750, 1925, 1990, 2189, 2750, 2786, 3025, 3850, 4235, 4378, 4975, 6050, 6965, 8470, 9625, 9950, 10945, 13930, 15125, 15323, 19250, 21175, 21890, 24079, 24875, 30250, 30646, 34825, 42350, 48158, 49750, 54725, 69650, 76615, 105875, 109450, 120395, 153230, 168553, 174125, 211750, 240790, 273625, 337106, 348250, 383075, 547250, 601975, 766150, 842765, 1203950, 1685530, 1915375, 3009875, 3830750, 4213825, 6019750, 8427650, 21069125, 42138250]

約数ペア:

[(1, 42138250), (2, 21069125), (5, 8427650), (7, 6019750), (10, 4213825), (11, 3830750), (14, 3009875), (22, 1915375), (25, 1685530), (35, 1203950), (50, 842765), (55, 766150), (70, 601975), (77, 547250), (110, 383075), (121, 348250), (125, 337106), (154, 273625), (175, 240790), (199, 211750), (242, 174125), (250, 168553), (275, 153230), (350, 120395), (385, 109450), (398, 105875), (550, 76615), (605, 69650), (770, 54725), (847, 49750), (875, 48158), (995, 42350), (1210, 34825), (1375, 30646), (1393, 30250), (1694, 24875), (1750, 24079), (1925, 21890), (1990, 21175), (2189, 19250), (2750, 15323), (2786, 15125), (3025, 13930), (3850, 10945), (4235, 9950), (4378, 9625), (4975, 8470), (6050, 6965)]