115840000

素因数分解:

$2^{10}\times 5^4\times {\mathrm{181}}^1$

素因数の和:221

約数の個数: 110

約数和(自身を含む): 290964674

約数和(自身を除く): 175124674

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 181, 200, 250, 256, 320, 362, 400, 500, 512, 625, 640, 724, 800, 905, 1000, 1024, 1250, 1280, 1448, 1600, 1810, 2000, 2500, 2560, 2896, 3200, 3620, 4000, 4525, 5000, 5120, 5792, 6400, 7240, 8000, 9050, 10000, 11584, 12800, 14480, 16000, 18100, 20000, 22625, 23168, 25600, 28960, 32000, 36200, 40000, 45250, 46336, 57920, 64000, 72400, 80000, 90500, 92672, 113125, 115840, 128000, 144800, 160000, 181000, 185344, 226250, 231680, 289600, 320000, 362000, 452500, 463360, 579200, 640000, 724000, 905000, 926720, 1158400, 1448000, 1810000, 2316800, 2896000, 3620000, 4633600, 5792000, 7240000, 11584000, 14480000, 23168000, 28960000, 57920000, 115840000]

約数ペア:

[(1, 115840000), (2, 57920000), (4, 28960000), (5, 23168000), (8, 14480000), (10, 11584000), (16, 7240000), (20, 5792000), (25, 4633600), (32, 3620000), (40, 2896000), (50, 2316800), (64, 1810000), (80, 1448000), (100, 1158400), (125, 926720), (128, 905000), (160, 724000), (181, 640000), (200, 579200), (250, 463360), (256, 452500), (320, 362000), (362, 320000), (400, 289600), (500, 231680), (512, 226250), (625, 185344), (640, 181000), (724, 160000), (800, 144800), (905, 128000), (1000, 115840), (1024, 113125), (1250, 92672), (1280, 90500), (1448, 80000), (1600, 72400), (1810, 64000), (2000, 57920), (2500, 46336), (2560, 45250), (2896, 40000), (3200, 36200), (3620, 32000), (4000, 28960), (4525, 25600), (5000, 23168), (5120, 22625), (5792, 20000), (6400, 18100), (7240, 16000), (8000, 14480), (9050, 12800), (10000, 11584)]