25103540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16301}}^1$

素因数の和:16328

約数の個数: 48

約数和(自身を含む): 65729664

約数和(自身を除く): 40626124

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16301, 32602, 65204, 81505, 114107, 163010, 179311, 228214, 326020, 358622, 456428, 570535, 717244, 896555, 1141070, 1255177, 1793110, 2282140, 2510354, 3586220, 5020708, 6275885, 12551770, 25103540]

約数ペア:

[(1, 25103540), (2, 12551770), (4, 6275885), (5, 5020708), (7, 3586220), (10, 2510354), (11, 2282140), (14, 1793110), (20, 1255177), (22, 1141070), (28, 896555), (35, 717244), (44, 570535), (55, 456428), (70, 358622), (77, 326020), (110, 228214), (140, 179311), (154, 163010), (220, 114107), (308, 81505), (385, 65204), (770, 32602), (1540, 16301)]