390100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 874944

約数和(自身を除く): 484844

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 83, 94, 100, 166, 188, 235, 332, 415, 470, 830, 940, 1175, 1660, 2075, 2350, 3901, 4150, 4700, 7802, 8300, 15604, 19505, 39010, 78020, 97525, 195050, 390100]

約数ペア:

[(1, 390100), (2, 195050), (4, 97525), (5, 78020), (10, 39010), (20, 19505), (25, 15604), (47, 8300), (50, 7802), (83, 4700), (94, 4150), (100, 3901), (166, 2350), (188, 2075), (235, 1660), (332, 1175), (415, 940), (470, 830)]