25714000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 160

約数和(自身を含む): 71495424

約数和(自身を除く): 45781424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 40, 43, 46, 50, 52, 65, 80, 86, 92, 100, 104, 115, 125, 130, 172, 184, 200, 208, 215, 230, 250, 260, 299, 325, 344, 368, 400, 430, 460, 500, 520, 559, 575, 598, 650, 688, 860, 920, 989, 1000, 1040, 1075, 1118, 1150, 1196, 1300, 1495, 1625, 1720, 1840, 1978, 2000, 2150, 2236, 2300, 2392, 2600, 2795, 2875, 2990, 3250, 3440, 3956, 4300, 4472, 4600, 4784, 4945, 5200, 5375, 5590, 5750, 5980, 6500, 7475, 7912, 8600, 8944, 9200, 9890, 10750, 11180, 11500, 11960, 12857, 13000, 13975, 14950, 15824, 17200, 19780, 21500, 22360, 23000, 23920, 24725, 25714, 26000, 27950, 29900, 37375, 39560, 43000, 44720, 46000, 49450, 51428, 55900, 59800, 64285, 69875, 74750, 79120, 86000, 98900, 102856, 111800, 119600, 123625, 128570, 139750, 149500, 197800, 205712, 223600, 247250, 257140, 279500, 299000, 321425, 395600, 494500, 514280, 559000, 598000, 642850, 989000, 1028560, 1118000, 1285700, 1607125, 1978000, 2571400, 3214250, 5142800, 6428500, 12857000, 25714000]

約数ペア:

[(1, 25714000), (2, 12857000), (4, 6428500), (5, 5142800), (8, 3214250), (10, 2571400), (13, 1978000), (16, 1607125), (20, 1285700), (23, 1118000), (25, 1028560), (26, 989000), (40, 642850), (43, 598000), (46, 559000), (50, 514280), (52, 494500), (65, 395600), (80, 321425), (86, 299000), (92, 279500), (100, 257140), (104, 247250), (115, 223600), (125, 205712), (130, 197800), (172, 149500), (184, 139750), (200, 128570), (208, 123625), (215, 119600), (230, 111800), (250, 102856), (260, 98900), (299, 86000), (325, 79120), (344, 74750), (368, 69875), (400, 64285), (430, 59800), (460, 55900), (500, 51428), (520, 49450), (559, 46000), (575, 44720), (598, 43000), (650, 39560), (688, 37375), (860, 29900), (920, 27950), (989, 26000), (1000, 25714), (1040, 24725), (1075, 23920), (1118, 23000), (1150, 22360), (1196, 21500), (1300, 19780), (1495, 17200), (1625, 15824), (1720, 14950), (1840, 13975), (1978, 13000), (2000, 12857), (2150, 11960), (2236, 11500), (2300, 11180), (2392, 10750), (2600, 9890), (2795, 9200), (2875, 8944), (2990, 8600), (3250, 7912), (3440, 7475), (3956, 6500), (4300, 5980), (4472, 5750), (4600, 5590), (4784, 5375), (4945, 5200)]