49476280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25243}}^1$

素因数の和:25268

約数の個数: 48

約数和(自身を含む): 129501720

約数和(自身を除く): 80025440

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, 25243, 50486, 100972, 126215, 176701, 201944, 252430, 353402, 504860, 706804, 883505, 1009720, 1236907, 1413608, 1767010, 2473814, 3534020, 4947628, 6184535, 7068040, 9895256, 12369070, 24738140, 49476280]

約数ペア:

[(1, 49476280), (2, 24738140), (4, 12369070), (5, 9895256), (7, 7068040), (8, 6184535), (10, 4947628), (14, 3534020), (20, 2473814), (28, 1767010), (35, 1413608), (40, 1236907), (49, 1009720), (56, 883505), (70, 706804), (98, 504860), (140, 353402), (196, 252430), (245, 201944), (280, 176701), (392, 126215), (490, 100972), (980, 50486), (1960, 25243)]