25859480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7789}}^1$

素因数の和:7883

約数の個数: 32

約数和(自身を含む): 58892400

約数和(自身を除く): 33032920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 7789, 15578, 31156, 38945, 62312, 77890, 155780, 311560, 646487, 1292974, 2585948, 3232435, 5171896, 6464870, 12929740, 25859480]

約数ペア:

[(1, 25859480), (2, 12929740), (4, 6464870), (5, 5171896), (8, 3232435), (10, 2585948), (20, 1292974), (40, 646487), (83, 311560), (166, 155780), (332, 77890), (415, 62312), (664, 38945), (830, 31156), (1660, 15578), (3320, 7789)]