68015780350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{202639}}^1$

素因数の和:202802

約数の個数: 72

約数和(自身を含む): 148238860320

約数和(自身を除く): 80223079970

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 137, 175, 245, 274, 350, 490, 685, 959, 1225, 1370, 1918, 2450, 3425, 4795, 6713, 6850, 9590, 13426, 23975, 33565, 47950, 67130, 167825, 202639, 335650, 405278, 1013195, 1418473, 2026390, 2836946, 5065975, 7092365, 9929311, 10131950, 14184730, 19858622, 27761543, 35461825, 49646555, 55523086, 70923650, 99293110, 138807715, 194330801, 248232775, 277615430, 388661602, 496465550, 694038575, 971654005, 1360315607, 1388077150, 1943308010, 2720631214, 4858270025, 6801578035, 9716540050, 13603156070, 34007890175, 68015780350]

約数ペア:

[(1, 68015780350), (2, 34007890175), (5, 13603156070), (7, 9716540050), (10, 6801578035), (14, 4858270025), (25, 2720631214), (35, 1943308010), (49, 1388077150), (50, 1360315607), (70, 971654005), (98, 694038575), (137, 496465550), (175, 388661602), (245, 277615430), (274, 248232775), (350, 194330801), (490, 138807715), (685, 99293110), (959, 70923650), (1225, 55523086), (1370, 49646555), (1918, 35461825), (2450, 27761543), (3425, 19858622), (4795, 14184730), (6713, 10131950), (6850, 9929311), (9590, 7092365), (13426, 5065975), (23975, 2836946), (33565, 2026390), (47950, 1418473), (67130, 1013195), (167825, 405278), (202639, 335650)]