26208020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 58254336

約数和(自身を除く): 32046316

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1031, 1271, 2062, 2542, 4124, 5084, 5155, 6355, 10310, 12710, 20620, 25420, 31961, 42271, 63922, 84542, 127844, 159805, 169084, 211355, 319610, 422710, 639220, 845420, 1310401, 2620802, 5241604, 6552005, 13104010, 26208020]

約数ペア:

[(1, 26208020), (2, 13104010), (4, 6552005), (5, 5241604), (10, 2620802), (20, 1310401), (31, 845420), (41, 639220), (62, 422710), (82, 319610), (124, 211355), (155, 169084), (164, 159805), (205, 127844), (310, 84542), (410, 63922), (620, 42271), (820, 31961), (1031, 25420), (1271, 20620), (2062, 12710), (2542, 10310), (4124, 6355), (5084, 5155)]