162560000

素因数分解:

$2^{11}\times 5^4\times {\mathrm{127}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 409368960

約数和(自身を除く): 246808960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 128, 160, 200, 250, 254, 256, 320, 400, 500, 508, 512, 625, 635, 640, 800, 1000, 1016, 1024, 1250, 1270, 1280, 1600, 2000, 2032, 2048, 2500, 2540, 2560, 3175, 3200, 4000, 4064, 5000, 5080, 5120, 6350, 6400, 8000, 8128, 10000, 10160, 10240, 12700, 12800, 15875, 16000, 16256, 20000, 20320, 25400, 25600, 31750, 32000, 32512, 40000, 40640, 50800, 51200, 63500, 64000, 65024, 79375, 80000, 81280, 101600, 127000, 128000, 130048, 158750, 160000, 162560, 203200, 254000, 256000, 260096, 317500, 320000, 325120, 406400, 508000, 635000, 640000, 650240, 812800, 1016000, 1270000, 1280000, 1300480, 1625600, 2032000, 2540000, 3251200, 4064000, 5080000, 6502400, 8128000, 10160000, 16256000, 20320000, 32512000, 40640000, 81280000, 162560000]

約数ペア:

[(1, 162560000), (2, 81280000), (4, 40640000), (5, 32512000), (8, 20320000), (10, 16256000), (16, 10160000), (20, 8128000), (25, 6502400), (32, 5080000), (40, 4064000), (50, 3251200), (64, 2540000), (80, 2032000), (100, 1625600), (125, 1300480), (127, 1280000), (128, 1270000), (160, 1016000), (200, 812800), (250, 650240), (254, 640000), (256, 635000), (320, 508000), (400, 406400), (500, 325120), (508, 320000), (512, 317500), (625, 260096), (635, 256000), (640, 254000), (800, 203200), (1000, 162560), (1016, 160000), (1024, 158750), (1250, 130048), (1270, 128000), (1280, 127000), (1600, 101600), (2000, 81280), (2032, 80000), (2048, 79375), (2500, 65024), (2540, 64000), (2560, 63500), (3175, 51200), (3200, 50800), (4000, 40640), (4064, 40000), (5000, 32512), (5080, 32000), (5120, 31750), (6350, 25600), (6400, 25400), (8000, 20320), (8128, 20000), (10000, 16256), (10160, 16000), (10240, 15875), (12700, 12800)]