38402000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 160

約数和(自身を含む): 114825984

約数和(自身を除く): 76423984

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 175, 182, 200, 208, 211, 250, 260, 280, 325, 350, 364, 400, 422, 455, 500, 520, 560, 650, 700, 728, 844, 875, 910, 1000, 1040, 1055, 1300, 1400, 1456, 1477, 1625, 1688, 1750, 1820, 2000, 2110, 2275, 2600, 2743, 2800, 2954, 3250, 3376, 3500, 3640, 4220, 4550, 5200, 5275, 5486, 5908, 6500, 7000, 7280, 7385, 8440, 9100, 10550, 10972, 11375, 11816, 13000, 13715, 14000, 14770, 16880, 18200, 19201, 21100, 21944, 22750, 23632, 26000, 26375, 27430, 29540, 36400, 36925, 38402, 42200, 43888, 45500, 52750, 54860, 59080, 68575, 73850, 76804, 84400, 91000, 96005, 105500, 109720, 118160, 137150, 147700, 153608, 182000, 184625, 192010, 211000, 219440, 274300, 295400, 307216, 342875, 369250, 384020, 422000, 480025, 548600, 590800, 685750, 738500, 768040, 960050, 1097200, 1371500, 1477000, 1536080, 1920100, 2400125, 2743000, 2954000, 3840200, 4800250, 5486000, 7680400, 9600500, 19201000, 38402000]

約数ペア:

[(1, 38402000), (2, 19201000), (4, 9600500), (5, 7680400), (7, 5486000), (8, 4800250), (10, 3840200), (13, 2954000), (14, 2743000), (16, 2400125), (20, 1920100), (25, 1536080), (26, 1477000), (28, 1371500), (35, 1097200), (40, 960050), (50, 768040), (52, 738500), (56, 685750), (65, 590800), (70, 548600), (80, 480025), (91, 422000), (100, 384020), (104, 369250), (112, 342875), (125, 307216), (130, 295400), (140, 274300), (175, 219440), (182, 211000), (200, 192010), (208, 184625), (211, 182000), (250, 153608), (260, 147700), (280, 137150), (325, 118160), (350, 109720), (364, 105500), (400, 96005), (422, 91000), (455, 84400), (500, 76804), (520, 73850), (560, 68575), (650, 59080), (700, 54860), (728, 52750), (844, 45500), (875, 43888), (910, 42200), (1000, 38402), (1040, 36925), (1055, 36400), (1300, 29540), (1400, 27430), (1456, 26375), (1477, 26000), (1625, 23632), (1688, 22750), (1750, 21944), (1820, 21100), (2000, 19201), (2110, 18200), (2275, 16880), (2600, 14770), (2743, 14000), (2800, 13715), (2954, 13000), (3250, 11816), (3376, 11375), (3500, 10972), (3640, 10550), (4220, 9100), (4550, 8440), (5200, 7385), (5275, 7280), (5486, 7000), (5908, 6500)]