272631100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{55639}}^1$

素因数の和:55667

約数の個数: 54

約数和(自身を含む): 688211160

約数和(自身を除く): 415580060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 55639, 111278, 222556, 278195, 389473, 556390, 778946, 1112780, 1390975, 1557892, 1947365, 2726311, 2781950, 3894730, 5452622, 5563900, 7789460, 9736825, 10905244, 13631555, 19473650, 27263110, 38947300, 54526220, 68157775, 136315550, 272631100]

約数ペア:

[(1, 272631100), (2, 136315550), (4, 68157775), (5, 54526220), (7, 38947300), (10, 27263110), (14, 19473650), (20, 13631555), (25, 10905244), (28, 9736825), (35, 7789460), (49, 5563900), (50, 5452622), (70, 3894730), (98, 2781950), (100, 2726311), (140, 1947365), (175, 1557892), (196, 1390975), (245, 1112780), (350, 778946), (490, 556390), (700, 389473), (980, 278195), (1225, 222556), (2450, 111278), (4900, 55639)]