1378651400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51829}}^1$

素因数の和:51871

約数の個数: 96

約数和(自身を含む): 3856152000

約数和(自身を除く): 2477500600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 200, 266, 280, 350, 380, 475, 532, 665, 700, 760, 950, 1064, 1330, 1400, 1900, 2660, 3325, 3800, 5320, 6650, 13300, 26600, 51829, 103658, 207316, 259145, 362803, 414632, 518290, 725606, 984751, 1036580, 1295725, 1451212, 1814015, 1969502, 2073160, 2591450, 2902424, 3628030, 3939004, 4923755, 5182900, 6893257, 7256060, 7878008, 9070075, 9847510, 10365800, 13786514, 14512120, 18140150, 19695020, 24618775, 27573028, 34466285, 36280300, 39390040, 49237550, 55146056, 68932570, 72560600, 98475100, 137865140, 172331425, 196950200, 275730280, 344662850, 689325700, 1378651400]

約数ペア:

[(1, 1378651400), (2, 689325700), (4, 344662850), (5, 275730280), (7, 196950200), (8, 172331425), (10, 137865140), (14, 98475100), (19, 72560600), (20, 68932570), (25, 55146056), (28, 49237550), (35, 39390040), (38, 36280300), (40, 34466285), (50, 27573028), (56, 24618775), (70, 19695020), (76, 18140150), (95, 14512120), (100, 13786514), (133, 10365800), (140, 9847510), (152, 9070075), (175, 7878008), (190, 7256060), (200, 6893257), (266, 5182900), (280, 4923755), (350, 3939004), (380, 3628030), (475, 2902424), (532, 2591450), (665, 2073160), (700, 1969502), (760, 1814015), (950, 1451212), (1064, 1295725), (1330, 1036580), (1400, 984751), (1900, 725606), (2660, 518290), (3325, 414632), (3800, 362803), (5320, 259145), (6650, 207316), (13300, 103658), (26600, 51829)]