203530240

素因数分解:

$2^{13}\times 5^1\times {\mathrm{4969}}^1$

素因数の和:5000

約数の個数: 56

約数和(自身を含む): 488541060

約数和(自身を除く): 285010820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 4969, 5120, 8192, 9938, 10240, 19876, 20480, 24845, 39752, 40960, 49690, 79504, 99380, 159008, 198760, 318016, 397520, 636032, 795040, 1272064, 1590080, 2544128, 3180160, 5088256, 6360320, 10176512, 12720640, 20353024, 25441280, 40706048, 50882560, 101765120, 203530240]

約数ペア:

[(1, 203530240), (2, 101765120), (4, 50882560), (5, 40706048), (8, 25441280), (10, 20353024), (16, 12720640), (20, 10176512), (32, 6360320), (40, 5088256), (64, 3180160), (80, 2544128), (128, 1590080), (160, 1272064), (256, 795040), (320, 636032), (512, 397520), (640, 318016), (1024, 198760), (1280, 159008), (2048, 99380), (2560, 79504), (4096, 49690), (4969, 40960), (5120, 39752), (8192, 24845), (9938, 20480), (10240, 19876)]