288045997990

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{72555667}}^1$

素因数の和:72556071

約数の個数: 16

約数和(自身を含む): 519788805552

約数和(自身を除く): 231742807562

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 72555667, 145111334, 362778335, 725556670, 28804599799, 57609199598, 144022998995, 288045997990]

約数ペア:

[(1, 288045997990), (2, 144022998995), (5, 57609199598), (10, 28804599799), (397, 725556670), (794, 362778335), (1985, 145111334), (3970, 72555667)]