63820000

素因数分解:

$2^5\times 5^4\times {\mathrm{3191}}^1$

素因数の和:3221

約数の個数: 60

約数和(自身を含む): 157055976

約数和(自身を除く): 93235976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 3191, 4000, 5000, 6382, 10000, 12764, 15955, 20000, 25528, 31910, 51056, 63820, 79775, 102112, 127640, 159550, 255280, 319100, 398875, 510560, 638200, 797750, 1276400, 1595500, 1994375, 2552800, 3191000, 3988750, 6382000, 7977500, 12764000, 15955000, 31910000, 63820000]

約数ペア:

[(1, 63820000), (2, 31910000), (4, 15955000), (5, 12764000), (8, 7977500), (10, 6382000), (16, 3988750), (20, 3191000), (25, 2552800), (32, 1994375), (40, 1595500), (50, 1276400), (80, 797750), (100, 638200), (125, 510560), (160, 398875), (200, 319100), (250, 255280), (400, 159550), (500, 127640), (625, 102112), (800, 79775), (1000, 63820), (1250, 51056), (2000, 31910), (2500, 25528), (3191, 20000), (4000, 15955), (5000, 12764), (6382, 10000)]