202802650

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 388010880

約数和(自身を除く): 185208230

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 211, 235, 409, 422, 470, 818, 1055, 1175, 2045, 2110, 2350, 4090, 5275, 9917, 10225, 10550, 19223, 19834, 20450, 38446, 49585, 86299, 96115, 99170, 172598, 192230, 247925, 431495, 480575, 495850, 862990, 961150, 2157475, 4056053, 4314950, 8112106, 20280265, 40560530, 101401325, 202802650]

約数ペア:

[(1, 202802650), (2, 101401325), (5, 40560530), (10, 20280265), (25, 8112106), (47, 4314950), (50, 4056053), (94, 2157475), (211, 961150), (235, 862990), (409, 495850), (422, 480575), (470, 431495), (818, 247925), (1055, 192230), (1175, 172598), (2045, 99170), (2110, 96115), (2350, 86299), (4090, 49585), (5275, 38446), (9917, 20450), (10225, 19834), (10550, 19223)]