77816475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 158775552

約数和(自身を除く): 80959077

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 575, 759, 825, 1035, 1265, 1367, 1725, 2277, 2475, 3795, 4101, 5175, 6325, 6835, 11385, 12303, 15037, 18975, 20505, 31441, 34175, 45111, 56925, 61515, 75185, 94323, 102525, 135333, 157205, 225555, 282969, 307575, 345851, 375925, 471615, 676665, 786025, 1037553, 1127775, 1414845, 1729255, 2358075, 3112659, 3383325, 5187765, 7074225, 8646275, 15563295, 25938825, 77816475]

約数ペア:

[(1, 77816475), (3, 25938825), (5, 15563295), (9, 8646275), (11, 7074225), (15, 5187765), (23, 3383325), (25, 3112659), (33, 2358075), (45, 1729255), (55, 1414845), (69, 1127775), (75, 1037553), (99, 786025), (115, 676665), (165, 471615), (207, 375925), (225, 345851), (253, 307575), (275, 282969), (345, 225555), (495, 157205), (575, 135333), (759, 102525), (825, 94323), (1035, 75185), (1265, 61515), (1367, 56925), (1725, 45111), (2277, 34175), (2475, 31441), (3795, 20505), (4101, 18975), (5175, 15037), (6325, 12303), (6835, 11385)]