54652640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6971}}^1$

素因数の和:7000

約数の個数: 72

約数和(自身を含む): 150218712

約数和(自身を除く): 95566072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6971, 7840, 13942, 27884, 34855, 48797, 55768, 69710, 97594, 111536, 139420, 195188, 223072, 243985, 278840, 341579, 390376, 487970, 557680, 683158, 780752, 975940, 1115360, 1366316, 1561504, 1707895, 1951880, 2732632, 3415790, 3903760, 5465264, 6831580, 7807520, 10930528, 13663160, 27326320, 54652640]

約数ペア:

[(1, 54652640), (2, 27326320), (4, 13663160), (5, 10930528), (7, 7807520), (8, 6831580), (10, 5465264), (14, 3903760), (16, 3415790), (20, 2732632), (28, 1951880), (32, 1707895), (35, 1561504), (40, 1366316), (49, 1115360), (56, 975940), (70, 780752), (80, 683158), (98, 557680), (112, 487970), (140, 390376), (160, 341579), (196, 278840), (224, 243985), (245, 223072), (280, 195188), (392, 139420), (490, 111536), (560, 97594), (784, 69710), (980, 55768), (1120, 48797), (1568, 34855), (1960, 27884), (3920, 13942), (6971, 7840)]