545262145

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 689990400

約数和(自身を除く): 144728255

約数列:

[1, 5, 43, 53, 109, 215, 265, 439, 545, 2195, 2279, 4687, 5777, 11395, 18877, 23267, 23435, 28885, 47851, 94385, 116335, 239255, 248411, 1000481, 1242055, 2057593, 2536103, 5002405, 10287965, 12680515, 109052429, 545262145]

約数ペア:

[(1, 545262145), (5, 109052429), (43, 12680515), (53, 10287965), (109, 5002405), (215, 2536103), (265, 2057593), (439, 1242055), (545, 1000481), (2195, 248411), (2279, 239255), (4687, 116335), (5777, 94385), (11395, 47851), (18877, 28885), (23267, 23435)]