72704000

素因数分解:

$2^{13}\times 5^3\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 112

約数和(自身を含む): 184013856

約数和(自身を除く): 111309856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 125, 128, 142, 160, 200, 250, 256, 284, 320, 355, 400, 500, 512, 568, 640, 710, 800, 1000, 1024, 1136, 1280, 1420, 1600, 1775, 2000, 2048, 2272, 2560, 2840, 3200, 3550, 4000, 4096, 4544, 5120, 5680, 6400, 7100, 8000, 8192, 8875, 9088, 10240, 11360, 12800, 14200, 16000, 17750, 18176, 20480, 22720, 25600, 28400, 32000, 35500, 36352, 40960, 45440, 51200, 56800, 64000, 71000, 72704, 90880, 102400, 113600, 128000, 142000, 145408, 181760, 204800, 227200, 256000, 284000, 290816, 363520, 454400, 512000, 568000, 581632, 727040, 908800, 1024000, 1136000, 1454080, 1817600, 2272000, 2908160, 3635200, 4544000, 7270400, 9088000, 14540800, 18176000, 36352000, 72704000]

約数ペア:

[(1, 72704000), (2, 36352000), (4, 18176000), (5, 14540800), (8, 9088000), (10, 7270400), (16, 4544000), (20, 3635200), (25, 2908160), (32, 2272000), (40, 1817600), (50, 1454080), (64, 1136000), (71, 1024000), (80, 908800), (100, 727040), (125, 581632), (128, 568000), (142, 512000), (160, 454400), (200, 363520), (250, 290816), (256, 284000), (284, 256000), (320, 227200), (355, 204800), (400, 181760), (500, 145408), (512, 142000), (568, 128000), (640, 113600), (710, 102400), (800, 90880), (1000, 72704), (1024, 71000), (1136, 64000), (1280, 56800), (1420, 51200), (1600, 45440), (1775, 40960), (2000, 36352), (2048, 35500), (2272, 32000), (2560, 28400), (2840, 25600), (3200, 22720), (3550, 20480), (4000, 18176), (4096, 17750), (4544, 16000), (5120, 14200), (5680, 12800), (6400, 11360), (7100, 10240), (8000, 9088), (8192, 8875)]