22455550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 45465840

約数和(自身を除く): 23010290

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 179, 193, 325, 358, 386, 650, 895, 965, 1790, 1930, 2327, 2509, 4475, 4654, 4825, 5018, 8950, 9650, 11635, 12545, 23270, 25090, 34547, 58175, 62725, 69094, 116350, 125450, 172735, 345470, 449111, 863675, 898222, 1727350, 2245555, 4491110, 11227775, 22455550]

約数ペア:

[(1, 22455550), (2, 11227775), (5, 4491110), (10, 2245555), (13, 1727350), (25, 898222), (26, 863675), (50, 449111), (65, 345470), (130, 172735), (179, 125450), (193, 116350), (325, 69094), (358, 62725), (386, 58175), (650, 34547), (895, 25090), (965, 23270), (1790, 12545), (1930, 11635), (2327, 9650), (2509, 8950), (4475, 5018), (4654, 4825)]