74780000

素因数分解:

$2^5\times 5^4\times {\mathrm{3739}}^1$

素因数の和:3769

約数の個数: 60

約数和(自身を含む): 184019220

約数和(自身を除く): 109239220

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, 3739, 4000, 5000, 7478, 10000, 14956, 18695, 20000, 29912, 37390, 59824, 74780, 93475, 119648, 149560, 186950, 299120, 373900, 467375, 598240, 747800, 934750, 1495600, 1869500, 2336875, 2991200, 3739000, 4673750, 7478000, 9347500, 14956000, 18695000, 37390000, 74780000]

約数ペア:

[(1, 74780000), (2, 37390000), (4, 18695000), (5, 14956000), (8, 9347500), (10, 7478000), (16, 4673750), (20, 3739000), (25, 2991200), (32, 2336875), (40, 1869500), (50, 1495600), (80, 934750), (100, 747800), (125, 598240), (160, 467375), (200, 373900), (250, 299120), (400, 186950), (500, 149560), (625, 119648), (800, 93475), (1000, 74780), (1250, 59824), (2000, 37390), (2500, 29912), (3739, 20000), (4000, 18695), (5000, 14956), (7478, 10000)]