78125828

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 160161792

約数和(自身を除く): 82035964

約数列:

[1, 2, 4, 11, 22, 31, 41, 44, 62, 82, 121, 124, 127, 164, 242, 254, 341, 451, 484, 508, 682, 902, 1271, 1364, 1397, 1804, 2542, 2794, 3751, 3937, 4961, 5084, 5207, 5588, 7502, 7874, 9922, 10414, 13981, 15004, 15367, 15748, 19844, 20828, 27962, 30734, 43307, 55924, 57277, 61468, 86614, 114554, 153791, 161417, 173228, 229108, 307582, 322834, 476377, 615164, 630047, 645668, 952754, 1260094, 1775587, 1905508, 2520188, 3551174, 7102348, 19531457, 39062914, 78125828]

約数ペア:

[(1, 78125828), (2, 39062914), (4, 19531457), (11, 7102348), (22, 3551174), (31, 2520188), (41, 1905508), (44, 1775587), (62, 1260094), (82, 952754), (121, 645668), (124, 630047), (127, 615164), (164, 476377), (242, 322834), (254, 307582), (341, 229108), (451, 173228), (484, 161417), (508, 153791), (682, 114554), (902, 86614), (1271, 61468), (1364, 57277), (1397, 55924), (1804, 43307), (2542, 30734), (2794, 27962), (3751, 20828), (3937, 19844), (4961, 15748), (5084, 15367), (5207, 15004), (5588, 13981), (7502, 10414), (7874, 9922)]