78580970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 171161424

約数和(自身を除く): 92580454

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 37, 62, 65, 74, 85, 130, 155, 170, 185, 221, 310, 370, 403, 442, 481, 527, 629, 806, 961, 962, 1054, 1105, 1147, 1258, 1922, 2015, 2210, 2294, 2405, 2635, 3145, 4030, 4805, 4810, 5270, 5735, 6290, 6851, 8177, 9610, 11470, 12493, 13702, 14911, 16337, 16354, 19499, 24986, 29822, 32674, 34255, 35557, 38998, 40885, 62465, 68510, 71114, 74555, 81685, 81770, 97495, 124930, 149110, 163370, 177785, 194990, 212381, 253487, 355570, 424762, 462241, 506974, 604469, 924482, 1061905, 1208938, 1267435, 2123810, 2311205, 2534870, 3022345, 4622410, 6044690, 7858097, 15716194, 39290485, 78580970]

約数ペア:

[(1, 78580970), (2, 39290485), (5, 15716194), (10, 7858097), (13, 6044690), (17, 4622410), (26, 3022345), (31, 2534870), (34, 2311205), (37, 2123810), (62, 1267435), (65, 1208938), (74, 1061905), (85, 924482), (130, 604469), (155, 506974), (170, 462241), (185, 424762), (221, 355570), (310, 253487), (370, 212381), (403, 194990), (442, 177785), (481, 163370), (527, 149110), (629, 124930), (806, 97495), (961, 81770), (962, 81685), (1054, 74555), (1105, 71114), (1147, 68510), (1258, 62465), (1922, 40885), (2015, 38998), (2210, 35557), (2294, 34255), (2405, 32674), (2635, 29822), (3145, 24986), (4030, 19499), (4805, 16354), (4810, 16337), (5270, 14911), (5735, 13702), (6290, 12493), (6851, 11470), (8177, 9610)]