968913790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^2$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 1903513248

約数和(自身を除く): 934599458

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 269, 515, 538, 1030, 1339, 1345, 2678, 2690, 3497, 6695, 6994, 13390, 17485, 27707, 34970, 55414, 72361, 138535, 144722, 277070, 360191, 361805, 720382, 723610, 940693, 1800955, 1881386, 3601910, 4703465, 7453183, 9406930, 14906366, 37265915, 74531830, 96891379, 193782758, 484456895, 968913790]

約数ペア:

[(1, 968913790), (2, 484456895), (5, 193782758), (10, 96891379), (13, 74531830), (26, 37265915), (65, 14906366), (103, 9406930), (130, 7453183), (206, 4703465), (269, 3601910), (515, 1881386), (538, 1800955), (1030, 940693), (1339, 723610), (1345, 720382), (2678, 361805), (2690, 360191), (3497, 277070), (6695, 144722), (6994, 138535), (13390, 72361), (17485, 55414), (27707, 34970)]