210865984550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2177243}}^1$

素因数の和:2177417

約数の個数: 48

約数和(自身を含む): 425215753200

約数和(自身を除く): 214349768650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 149, 298, 325, 650, 745, 1490, 1937, 3725, 3874, 7450, 9685, 19370, 48425, 96850, 2177243, 4354486, 10886215, 21772430, 28304159, 54431075, 56608318, 108862150, 141520795, 283041590, 324409207, 648818414, 707603975, 1415207950, 1622046035, 3244092070, 4217319691, 8110230175, 8434639382, 16220460350, 21086598455, 42173196910, 105432992275, 210865984550]

約数ペア:

[(1, 210865984550), (2, 105432992275), (5, 42173196910), (10, 21086598455), (13, 16220460350), (25, 8434639382), (26, 8110230175), (50, 4217319691), (65, 3244092070), (130, 1622046035), (149, 1415207950), (298, 707603975), (325, 648818414), (650, 324409207), (745, 283041590), (1490, 141520795), (1937, 108862150), (3725, 56608318), (3874, 54431075), (7450, 28304159), (9685, 21772430), (19370, 10886215), (48425, 4354486), (96850, 2177243)]