26399080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16097}}^1$

素因数の和:16149

約数の個数: 32

約数和(自身を含む): 60850440

約数和(自身を除く): 34451360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16097, 32194, 64388, 80485, 128776, 160970, 321940, 643880, 659977, 1319954, 2639908, 3299885, 5279816, 6599770, 13199540, 26399080]

約数ペア:

[(1, 26399080), (2, 13199540), (4, 6599770), (5, 5279816), (8, 3299885), (10, 2639908), (20, 1319954), (40, 659977), (41, 643880), (82, 321940), (164, 160970), (205, 128776), (328, 80485), (410, 64388), (820, 32194), (1640, 16097)]