768951613250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{7673}}^1$

素因数の和:7981

約数の個数: 128

約数和(自身を含む): 1516101470208

約数和(自身を除く): 747149856958

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 67, 125, 134, 155, 193, 250, 310, 335, 386, 670, 775, 965, 1550, 1675, 1930, 2077, 3350, 3875, 4154, 4825, 5983, 7673, 7750, 8375, 9650, 10385, 11966, 12931, 15346, 16750, 20770, 24125, 25862, 29915, 38365, 48250, 51925, 59830, 64655, 76730, 103850, 129310, 149575, 191825, 237863, 259625, 299150, 323275, 383650, 400861, 475726, 514091, 519250, 646550, 747875, 801722, 959125, 1028182, 1189315, 1480889, 1495750, 1616375, 1918250, 2004305, 2378630, 2570455, 2961778, 3232750, 4008610, 5140910, 5946575, 7404445, 10021525, 11893150, 12852275, 14808890, 15936821, 20043050, 25704550, 29732875, 31873642, 37022225, 45907559, 50107625, 59465750, 64261375, 74044450, 79684105, 91815118, 99219563, 100215250, 128522750, 159368210, 185111125, 198439126, 229537795, 370222250, 398420525, 459075590, 496097815, 796841050, 992195630, 1147688975, 1992102625, 2295377950, 2480489075, 3075806453, 3984205250, 4960978150, 5738444875, 6151612906, 11476889750, 12402445375, 15379032265, 24804890750, 30758064530, 76895161325, 153790322650, 384475806625, 768951613250]

約数ペア:

[(1, 768951613250), (2, 384475806625), (5, 153790322650), (10, 76895161325), (25, 30758064530), (31, 24804890750), (50, 15379032265), (62, 12402445375), (67, 11476889750), (125, 6151612906), (134, 5738444875), (155, 4960978150), (193, 3984205250), (250, 3075806453), (310, 2480489075), (335, 2295377950), (386, 1992102625), (670, 1147688975), (775, 992195630), (965, 796841050), (1550, 496097815), (1675, 459075590), (1930, 398420525), (2077, 370222250), (3350, 229537795), (3875, 198439126), (4154, 185111125), (4825, 159368210), (5983, 128522750), (7673, 100215250), (7750, 99219563), (8375, 91815118), (9650, 79684105), (10385, 74044450), (11966, 64261375), (12931, 59465750), (15346, 50107625), (16750, 45907559), (20770, 37022225), (24125, 31873642), (25862, 29732875), (29915, 25704550), (38365, 20043050), (48250, 15936821), (51925, 14808890), (59830, 12852275), (64655, 11893150), (76730, 10021525), (103850, 7404445), (129310, 5946575), (149575, 5140910), (191825, 4008610), (237863, 3232750), (259625, 2961778), (299150, 2570455), (323275, 2378630), (383650, 2004305), (400861, 1918250), (475726, 1616375), (514091, 1495750), (519250, 1480889), (646550, 1189315), (747875, 1028182), (801722, 959125)]