78387290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1973}}^1$

素因数の和:2146

約数の個数: 32

約数和(自身を含む): 147102480

約数和(自身を除く): 68715190

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 685, 1370, 1973, 3946, 3973, 7946, 9865, 19730, 19865, 39730, 57217, 114434, 270301, 286085, 540602, 572170, 1351505, 2703010, 7838729, 15677458, 39193645, 78387290]

約数ペア:

[(1, 78387290), (2, 39193645), (5, 15677458), (10, 7838729), (29, 2703010), (58, 1351505), (137, 572170), (145, 540602), (274, 286085), (290, 270301), (685, 114434), (1370, 57217), (1973, 39730), (3946, 19865), (3973, 19730), (7946, 9865)]