9900800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 216

約数和(自身を含む): 31935456

約数和(自身を除く): 22034656

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 25, 26, 28, 32, 34, 35, 40, 50, 52, 56, 64, 65, 68, 70, 80, 85, 91, 100, 104, 112, 119, 128, 130, 136, 140, 160, 170, 175, 182, 200, 208, 221, 224, 238, 256, 260, 272, 280, 320, 325, 340, 350, 364, 400, 416, 425, 442, 448, 455, 476, 520, 544, 560, 595, 640, 650, 680, 700, 728, 800, 832, 850, 884, 896, 910, 952, 1040, 1088, 1105, 1120, 1190, 1280, 1300, 1360, 1400, 1456, 1547, 1600, 1664, 1700, 1768, 1792, 1820, 1904, 2080, 2176, 2210, 2240, 2275, 2380, 2600, 2720, 2800, 2912, 2975, 3094, 3200, 3328, 3400, 3536, 3640, 3808, 4160, 4352, 4420, 4480, 4550, 4760, 5200, 5440, 5525, 5600, 5824, 5950, 6188, 6400, 6800, 7072, 7280, 7616, 7735, 8320, 8840, 8960, 9100, 9520, 10400, 10880, 11050, 11200, 11648, 11900, 12376, 13600, 14144, 14560, 15232, 15470, 16640, 17680, 18200, 19040, 20800, 21760, 22100, 22400, 23296, 23800, 24752, 27200, 28288, 29120, 30464, 30940, 35360, 36400, 38080, 38675, 41600, 44200, 44800, 47600, 49504, 54400, 56576, 58240, 61880, 70720, 72800, 76160, 77350, 83200, 88400, 95200, 99008, 108800, 116480, 123760, 141440, 145600, 152320, 154700, 176800, 190400, 198016, 247520, 282880, 291200, 309400, 353600, 380800, 396032, 495040, 582400, 618800, 707200, 761600, 990080, 1237600, 1414400, 1980160, 2475200, 4950400, 9900800]

約数ペア:

[(1, 9900800), (2, 4950400), (4, 2475200), (5, 1980160), (7, 1414400), (8, 1237600), (10, 990080), (13, 761600), (14, 707200), (16, 618800), (17, 582400), (20, 495040), (25, 396032), (26, 380800), (28, 353600), (32, 309400), (34, 291200), (35, 282880), (40, 247520), (50, 198016), (52, 190400), (56, 176800), (64, 154700), (65, 152320), (68, 145600), (70, 141440), (80, 123760), (85, 116480), (91, 108800), (100, 99008), (104, 95200), (112, 88400), (119, 83200), (128, 77350), (130, 76160), (136, 72800), (140, 70720), (160, 61880), (170, 58240), (175, 56576), (182, 54400), (200, 49504), (208, 47600), (221, 44800), (224, 44200), (238, 41600), (256, 38675), (260, 38080), (272, 36400), (280, 35360), (320, 30940), (325, 30464), (340, 29120), (350, 28288), (364, 27200), (400, 24752), (416, 23800), (425, 23296), (442, 22400), (448, 22100), (455, 21760), (476, 20800), (520, 19040), (544, 18200), (560, 17680), (595, 16640), (640, 15470), (650, 15232), (680, 14560), (700, 14144), (728, 13600), (800, 12376), (832, 11900), (850, 11648), (884, 11200), (896, 11050), (910, 10880), (952, 10400), (1040, 9520), (1088, 9100), (1105, 8960), (1120, 8840), (1190, 8320), (1280, 7735), (1300, 7616), (1360, 7280), (1400, 7072), (1456, 6800), (1547, 6400), (1600, 6188), (1664, 5950), (1700, 5824), (1768, 5600), (1792, 5525), (1820, 5440), (1904, 5200), (2080, 4760), (2176, 4550), (2210, 4480), (2240, 4420), (2275, 4352), (2380, 4160), (2600, 3808), (2720, 3640), (2800, 3536), (2912, 3400), (2975, 3328), (3094, 3200)]