79809380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3631}}^1$

素因数の和:3804

約数の個数: 48

約数和(自身を含む): 192815616

約数和(自身を除く): 113006236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 3631, 4396, 5495, 7262, 10990, 14524, 18155, 21980, 25417, 36310, 50834, 72620, 101668, 127085, 254170, 508340, 570067, 1140134, 2280268, 2850335, 3990469, 5700670, 7980938, 11401340, 15961876, 19952345, 39904690, 79809380]

約数ペア:

[(1, 79809380), (2, 39904690), (4, 19952345), (5, 15961876), (7, 11401340), (10, 7980938), (14, 5700670), (20, 3990469), (28, 2850335), (35, 2280268), (70, 1140134), (140, 570067), (157, 508340), (314, 254170), (628, 127085), (785, 101668), (1099, 72620), (1570, 50834), (2198, 36310), (3140, 25417), (3631, 21980), (4396, 18155), (5495, 14524), (7262, 10990)]