97986280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{49993}}^1$

素因数の和:50018

約数の個数: 48

約数和(自身を含む): 256469220

約数和(自身を除く): 158482940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 49993, 99986, 199972, 249965, 349951, 399944, 499930, 699902, 999860, 1399804, 1749755, 1999720, 2449657, 2799608, 3499510, 4899314, 6999020, 9798628, 12248285, 13998040, 19597256, 24496570, 48993140, 97986280]

約数ペア:

[(1, 97986280), (2, 48993140), (4, 24496570), (5, 19597256), (7, 13998040), (8, 12248285), (10, 9798628), (14, 6999020), (20, 4899314), (28, 3499510), (35, 2799608), (40, 2449657), (49, 1999720), (56, 1749755), (70, 1399804), (98, 999860), (140, 699902), (196, 499930), (245, 399944), (280, 349951), (392, 249965), (490, 199972), (980, 99986), (1960, 49993)]