157900400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{56393}}^1$

素因数の和:56418

約数の個数: 60

約数和(自身を含む): 433557072

約数和(自身を除く): 275656672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 56393, 112786, 225572, 281965, 394751, 451144, 563930, 789502, 902288, 1127860, 1409825, 1579004, 1973755, 2255720, 2819650, 3158008, 3947510, 4511440, 5639300, 6316016, 7895020, 9868775, 11278600, 15790040, 19737550, 22557200, 31580080, 39475100, 78950200, 157900400]

約数ペア:

[(1, 157900400), (2, 78950200), (4, 39475100), (5, 31580080), (7, 22557200), (8, 19737550), (10, 15790040), (14, 11278600), (16, 9868775), (20, 7895020), (25, 6316016), (28, 5639300), (35, 4511440), (40, 3947510), (50, 3158008), (56, 2819650), (70, 2255720), (80, 1973755), (100, 1579004), (112, 1409825), (140, 1127860), (175, 902288), (200, 789502), (280, 563930), (350, 451144), (400, 394751), (560, 281965), (700, 225572), (1400, 112786), (2800, 56393)]