25708240

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1523}}^1$

素因数の和:1747

約数の個数: 40

約数和(自身を含む): 60094368

約数和(自身を除く): 34386128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1523, 1688, 2110, 3046, 3376, 4220, 6092, 7615, 8440, 12184, 15230, 16880, 24368, 30460, 60920, 121840, 321353, 642706, 1285412, 1606765, 2570824, 3213530, 5141648, 6427060, 12854120, 25708240]

約数ペア:

[(1, 25708240), (2, 12854120), (4, 6427060), (5, 5141648), (8, 3213530), (10, 2570824), (16, 1606765), (20, 1285412), (40, 642706), (80, 321353), (211, 121840), (422, 60920), (844, 30460), (1055, 24368), (1523, 16880), (1688, 15230), (2110, 12184), (3046, 8440), (3376, 7615), (4220, 6092)]