25534120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7691}}^1$

素因数の和:7785

約数の個数: 32

約数和(自身を含む): 58151520

約数和(自身を除く): 32617400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 7691, 15382, 30764, 38455, 61528, 76910, 153820, 307640, 638353, 1276706, 2553412, 3191765, 5106824, 6383530, 12767060, 25534120]

約数ペア:

[(1, 25534120), (2, 12767060), (4, 6383530), (5, 5106824), (8, 3191765), (10, 2553412), (20, 1276706), (40, 638353), (83, 307640), (166, 153820), (332, 76910), (415, 61528), (664, 38455), (830, 30764), (1660, 15382), (3320, 7691)]