51512820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 149361408

約数和(自身を除く): 97848588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 97, 106, 159, 167, 194, 212, 265, 291, 318, 334, 388, 485, 501, 530, 582, 636, 668, 795, 835, 970, 1002, 1060, 1164, 1455, 1590, 1670, 1940, 2004, 2505, 2910, 3180, 3340, 5010, 5141, 5820, 8851, 10020, 10282, 15423, 16199, 17702, 20564, 25705, 26553, 30846, 32398, 35404, 44255, 48597, 51410, 53106, 61692, 64796, 77115, 80995, 88510, 97194, 102820, 106212, 132765, 154230, 161990, 177020, 194388, 242985, 265530, 308460, 323980, 485970, 531060, 858547, 971940, 1717094, 2575641, 3434188, 4292735, 5151282, 8585470, 10302564, 12878205, 17170940, 25756410, 51512820]

約数ペア:

[(1, 51512820), (2, 25756410), (3, 17170940), (4, 12878205), (5, 10302564), (6, 8585470), (10, 5151282), (12, 4292735), (15, 3434188), (20, 2575641), (30, 1717094), (53, 971940), (60, 858547), (97, 531060), (106, 485970), (159, 323980), (167, 308460), (194, 265530), (212, 242985), (265, 194388), (291, 177020), (318, 161990), (334, 154230), (388, 132765), (485, 106212), (501, 102820), (530, 97194), (582, 88510), (636, 80995), (668, 77115), (795, 64796), (835, 61692), (970, 53106), (1002, 51410), (1060, 48597), (1164, 44255), (1455, 35404), (1590, 32398), (1670, 30846), (1940, 26553), (2004, 25705), (2505, 20564), (2910, 17702), (3180, 16199), (3340, 15423), (5010, 10282), (5141, 10020), (5820, 8851)]