25468880

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1321}}^1$

素因数の和:1575

約数の個数: 40

約数和(自身を含む): 59505864

約数和(自身を除く): 34036984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1321, 1928, 2410, 2642, 3856, 4820, 5284, 6605, 9640, 10568, 13210, 19280, 21136, 26420, 52840, 105680, 318361, 636722, 1273444, 1591805, 2546888, 3183610, 5093776, 6367220, 12734440, 25468880]

約数ペア:

[(1, 25468880), (2, 12734440), (4, 6367220), (5, 5093776), (8, 3183610), (10, 2546888), (16, 1591805), (20, 1273444), (40, 636722), (80, 318361), (241, 105680), (482, 52840), (964, 26420), (1205, 21136), (1321, 19280), (1928, 13210), (2410, 10568), (2642, 9640), (3856, 6605), (4820, 5284)]