12547600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 34442240

約数和(自身を除く): 21894640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 127, 130, 152, 190, 200, 208, 247, 254, 260, 304, 325, 380, 400, 475, 494, 508, 520, 635, 650, 760, 950, 988, 1016, 1040, 1235, 1270, 1300, 1520, 1651, 1900, 1976, 2032, 2413, 2470, 2540, 2600, 3175, 3302, 3800, 3952, 4826, 4940, 5080, 5200, 6175, 6350, 6604, 7600, 8255, 9652, 9880, 10160, 12065, 12350, 12700, 13208, 16510, 19304, 19760, 24130, 24700, 25400, 26416, 31369, 33020, 38608, 41275, 48260, 49400, 50800, 60325, 62738, 66040, 82550, 96520, 98800, 120650, 125476, 132080, 156845, 165100, 193040, 241300, 250952, 313690, 330200, 482600, 501904, 627380, 660400, 784225, 965200, 1254760, 1568450, 2509520, 3136900, 6273800, 12547600]

約数ペア:

[(1, 12547600), (2, 6273800), (4, 3136900), (5, 2509520), (8, 1568450), (10, 1254760), (13, 965200), (16, 784225), (19, 660400), (20, 627380), (25, 501904), (26, 482600), (38, 330200), (40, 313690), (50, 250952), (52, 241300), (65, 193040), (76, 165100), (80, 156845), (95, 132080), (100, 125476), (104, 120650), (127, 98800), (130, 96520), (152, 82550), (190, 66040), (200, 62738), (208, 60325), (247, 50800), (254, 49400), (260, 48260), (304, 41275), (325, 38608), (380, 33020), (400, 31369), (475, 26416), (494, 25400), (508, 24700), (520, 24130), (635, 19760), (650, 19304), (760, 16510), (950, 13208), (988, 12700), (1016, 12350), (1040, 12065), (1235, 10160), (1270, 9880), (1300, 9652), (1520, 8255), (1651, 7600), (1900, 6604), (1976, 6350), (2032, 6175), (2413, 5200), (2470, 5080), (2540, 4940), (2600, 4826), (3175, 3952), (3302, 3800)]