390428831000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{29473}}^1$

素因数の和:30526

約数の個数: 128

約数和(自身を含む): 984879604800

約数和(自身を除く): 594450773800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1019, 1300, 1625, 2038, 2600, 3250, 4076, 5095, 6500, 8152, 10190, 13000, 13247, 20380, 25475, 26494, 29473, 40760, 50950, 52988, 58946, 66235, 101900, 105976, 117892, 127375, 132470, 147365, 203800, 235784, 254750, 264940, 294730, 331175, 383149, 509500, 529880, 589460, 662350, 736825, 766298, 1019000, 1178920, 1324700, 1473650, 1532596, 1655875, 1915745, 2649400, 2947300, 3065192, 3311750, 3684125, 3831490, 5894600, 6623500, 7368250, 7662980, 9578725, 13247000, 14736500, 15325960, 19157450, 29473000, 30032987, 38314900, 47893625, 60065974, 76629800, 95787250, 120131948, 150164935, 191574500, 240263896, 300329870, 383149000, 390428831, 600659740, 750824675, 780857662, 1201319480, 1501649350, 1561715324, 1952144155, 3003298700, 3123430648, 3754123375, 3904288310, 6006597400, 7508246750, 7808576620, 9760720775, 15016493500, 15617153240, 19521441550, 30032987000, 39042883100, 48803603875, 78085766200, 97607207750, 195214415500, 390428831000]

約数ペア:

[(1, 390428831000), (2, 195214415500), (4, 97607207750), (5, 78085766200), (8, 48803603875), (10, 39042883100), (13, 30032987000), (20, 19521441550), (25, 15617153240), (26, 15016493500), (40, 9760720775), (50, 7808576620), (52, 7508246750), (65, 6006597400), (100, 3904288310), (104, 3754123375), (125, 3123430648), (130, 3003298700), (200, 1952144155), (250, 1561715324), (260, 1501649350), (325, 1201319480), (500, 780857662), (520, 750824675), (650, 600659740), (1000, 390428831), (1019, 383149000), (1300, 300329870), (1625, 240263896), (2038, 191574500), (2600, 150164935), (3250, 120131948), (4076, 95787250), (5095, 76629800), (6500, 60065974), (8152, 47893625), (10190, 38314900), (13000, 30032987), (13247, 29473000), (20380, 19157450), (25475, 15325960), (26494, 14736500), (29473, 13247000), (40760, 9578725), (50950, 7662980), (52988, 7368250), (58946, 6623500), (66235, 5894600), (101900, 3831490), (105976, 3684125), (117892, 3311750), (127375, 3065192), (132470, 2947300), (147365, 2649400), (203800, 1915745), (235784, 1655875), (254750, 1532596), (264940, 1473650), (294730, 1324700), (331175, 1178920), (383149, 1019000), (509500, 766298), (529880, 736825), (589460, 662350)]