25543040

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 61799760

約数和(自身を除く): 36256720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 373, 428, 535, 640, 746, 856, 1070, 1492, 1712, 1865, 2140, 2984, 3424, 3730, 4280, 5968, 6848, 7460, 8560, 11936, 13696, 14920, 17120, 23872, 29840, 34240, 39911, 47744, 59680, 68480, 79822, 119360, 159644, 199555, 238720, 319288, 399110, 638576, 798220, 1277152, 1596440, 2554304, 3192880, 5108608, 6385760, 12771520, 25543040]

約数ペア:

[(1, 25543040), (2, 12771520), (4, 6385760), (5, 5108608), (8, 3192880), (10, 2554304), (16, 1596440), (20, 1277152), (32, 798220), (40, 638576), (64, 399110), (80, 319288), (107, 238720), (128, 199555), (160, 159644), (214, 119360), (320, 79822), (373, 68480), (428, 59680), (535, 47744), (640, 39911), (746, 34240), (856, 29840), (1070, 23872), (1492, 17120), (1712, 14920), (1865, 13696), (2140, 11936), (2984, 8560), (3424, 7460), (3730, 6848), (4280, 5968)]