25192040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15361}}^1$

素因数の和:15413

約数の個数: 32

約数和(自身を含む): 58068360

約数和(自身を除く): 32876320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15361, 30722, 61444, 76805, 122888, 153610, 307220, 614440, 629801, 1259602, 2519204, 3149005, 5038408, 6298010, 12596020, 25192040]

約数ペア:

[(1, 25192040), (2, 12596020), (4, 6298010), (5, 5038408), (8, 3149005), (10, 2519204), (20, 1259602), (40, 629801), (41, 614440), (82, 307220), (164, 153610), (205, 122888), (328, 76805), (410, 61444), (820, 30722), (1640, 15361)]