327640000

素因数分解:

$2^6\times 5^4\times {\mathrm{8191}}^1$

素因数の和:8223

約数の個数: 70

約数和(自身を含む): 812539904

約数和(自身を除く): 484899904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 8191, 10000, 16382, 20000, 32764, 40000, 40955, 65528, 81910, 131056, 163820, 204775, 262112, 327640, 409550, 524224, 655280, 819100, 1023875, 1310560, 1638200, 2047750, 2621120, 3276400, 4095500, 5119375, 6552800, 8191000, 10238750, 13105600, 16382000, 20477500, 32764000, 40955000, 65528000, 81910000, 163820000, 327640000]

約数ペア:

[(1, 327640000), (2, 163820000), (4, 81910000), (5, 65528000), (8, 40955000), (10, 32764000), (16, 20477500), (20, 16382000), (25, 13105600), (32, 10238750), (40, 8191000), (50, 6552800), (64, 5119375), (80, 4095500), (100, 3276400), (125, 2621120), (160, 2047750), (200, 1638200), (250, 1310560), (320, 1023875), (400, 819100), (500, 655280), (625, 524224), (800, 409550), (1000, 327640), (1250, 262112), (1600, 204775), (2000, 163820), (2500, 131056), (4000, 81910), (5000, 65528), (8000, 40955), (8191, 40000), (10000, 32764), (16382, 20000)]