31369000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 83865600

約数和(自身を除く): 52496600

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 127, 130, 152, 190, 200, 247, 250, 254, 260, 325, 380, 475, 494, 500, 508, 520, 635, 650, 760, 950, 988, 1000, 1016, 1235, 1270, 1300, 1625, 1651, 1900, 1976, 2375, 2413, 2470, 2540, 2600, 3175, 3250, 3302, 3800, 4750, 4826, 4940, 5080, 6175, 6350, 6500, 6604, 8255, 9500, 9652, 9880, 12065, 12350, 12700, 13000, 13208, 15875, 16510, 19000, 19304, 24130, 24700, 25400, 30875, 31369, 31750, 33020, 41275, 48260, 49400, 60325, 61750, 62738, 63500, 66040, 82550, 96520, 120650, 123500, 125476, 127000, 156845, 165100, 206375, 241300, 247000, 250952, 301625, 313690, 330200, 412750, 482600, 603250, 627380, 784225, 825500, 1206500, 1254760, 1568450, 1651000, 2413000, 3136900, 3921125, 6273800, 7842250, 15684500, 31369000]

約数ペア:

[(1, 31369000), (2, 15684500), (4, 7842250), (5, 6273800), (8, 3921125), (10, 3136900), (13, 2413000), (19, 1651000), (20, 1568450), (25, 1254760), (26, 1206500), (38, 825500), (40, 784225), (50, 627380), (52, 603250), (65, 482600), (76, 412750), (95, 330200), (100, 313690), (104, 301625), (125, 250952), (127, 247000), (130, 241300), (152, 206375), (190, 165100), (200, 156845), (247, 127000), (250, 125476), (254, 123500), (260, 120650), (325, 96520), (380, 82550), (475, 66040), (494, 63500), (500, 62738), (508, 61750), (520, 60325), (635, 49400), (650, 48260), (760, 41275), (950, 33020), (988, 31750), (1000, 31369), (1016, 30875), (1235, 25400), (1270, 24700), (1300, 24130), (1625, 19304), (1651, 19000), (1900, 16510), (1976, 15875), (2375, 13208), (2413, 13000), (2470, 12700), (2540, 12350), (2600, 12065), (3175, 9880), (3250, 9652), (3302, 9500), (3800, 8255), (4750, 6604), (4826, 6500), (4940, 6350), (5080, 6175)]