215577440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103643}}^1$

素因数の和:103671

約数の個数: 48

約数和(自身を含む): 548484048

約数和(自身を除く): 332906608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 103643, 207286, 414572, 518215, 829144, 1036430, 1347359, 1658288, 2072860, 2694718, 3316576, 4145720, 5389436, 6736795, 8291440, 10778872, 13473590, 16582880, 21557744, 26947180, 43115488, 53894360, 107788720, 215577440]

約数ペア:

[(1, 215577440), (2, 107788720), (4, 53894360), (5, 43115488), (8, 26947180), (10, 21557744), (13, 16582880), (16, 13473590), (20, 10778872), (26, 8291440), (32, 6736795), (40, 5389436), (52, 4145720), (65, 3316576), (80, 2694718), (104, 2072860), (130, 1658288), (160, 1347359), (208, 1036430), (260, 829144), (416, 518215), (520, 414572), (1040, 207286), (2080, 103643)]