109720000

素因数分解:

$2^6\times 5^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 140

約数和(自身を含む): 294387016

約数和(自身を除く): 184667016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 130, 160, 200, 208, 211, 250, 260, 320, 325, 400, 416, 422, 500, 520, 625, 650, 800, 832, 844, 1000, 1040, 1055, 1250, 1300, 1600, 1625, 1688, 2000, 2080, 2110, 2500, 2600, 2743, 3250, 3376, 4000, 4160, 4220, 5000, 5200, 5275, 5486, 6500, 6752, 8000, 8125, 8440, 10000, 10400, 10550, 10972, 13000, 13504, 13715, 16250, 16880, 20000, 20800, 21100, 21944, 26000, 26375, 27430, 32500, 33760, 40000, 42200, 43888, 52000, 52750, 54860, 65000, 67520, 68575, 84400, 87776, 104000, 105500, 109720, 130000, 131875, 137150, 168800, 175552, 211000, 219440, 260000, 263750, 274300, 337600, 342875, 422000, 438880, 520000, 527500, 548600, 685750, 844000, 877760, 1055000, 1097200, 1371500, 1688000, 1714375, 2110000, 2194400, 2743000, 3428750, 4220000, 4388800, 5486000, 6857500, 8440000, 10972000, 13715000, 21944000, 27430000, 54860000, 109720000]

約数ペア:

[(1, 109720000), (2, 54860000), (4, 27430000), (5, 21944000), (8, 13715000), (10, 10972000), (13, 8440000), (16, 6857500), (20, 5486000), (25, 4388800), (26, 4220000), (32, 3428750), (40, 2743000), (50, 2194400), (52, 2110000), (64, 1714375), (65, 1688000), (80, 1371500), (100, 1097200), (104, 1055000), (125, 877760), (130, 844000), (160, 685750), (200, 548600), (208, 527500), (211, 520000), (250, 438880), (260, 422000), (320, 342875), (325, 337600), (400, 274300), (416, 263750), (422, 260000), (500, 219440), (520, 211000), (625, 175552), (650, 168800), (800, 137150), (832, 131875), (844, 130000), (1000, 109720), (1040, 105500), (1055, 104000), (1250, 87776), (1300, 84400), (1600, 68575), (1625, 67520), (1688, 65000), (2000, 54860), (2080, 52750), (2110, 52000), (2500, 43888), (2600, 42200), (2743, 40000), (3250, 33760), (3376, 32500), (4000, 27430), (4160, 26375), (4220, 26000), (5000, 21944), (5200, 21100), (5275, 20800), (5486, 20000), (6500, 16880), (6752, 16250), (8000, 13715), (8125, 13504), (8440, 13000), (10000, 10972), (10400, 10550)]