76520865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 130844160

約数和(自身を除く): 54323295

約数列:

[1, 3, 5, 15, 31, 43, 89, 93, 129, 155, 215, 267, 445, 465, 645, 1333, 1335, 1849, 2759, 3827, 3999, 5547, 6665, 8277, 9245, 11481, 13795, 19135, 19995, 27735, 41385, 57319, 57405, 118637, 164561, 171957, 286595, 355911, 493683, 593185, 822805, 859785, 1779555, 2468415, 5101391, 15304173, 25506955, 76520865]

約数ペア:

[(1, 76520865), (3, 25506955), (5, 15304173), (15, 5101391), (31, 2468415), (43, 1779555), (89, 859785), (93, 822805), (129, 593185), (155, 493683), (215, 355911), (267, 286595), (445, 171957), (465, 164561), (645, 118637), (1333, 57405), (1335, 57319), (1849, 41385), (2759, 27735), (3827, 19995), (3999, 19135), (5547, 13795), (6665, 11481), (8277, 9245)]