42013075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{503}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 56433888

約数和(自身を除く): 14420813

約数列:

[1, 5, 13, 25, 65, 257, 325, 503, 1285, 2515, 3341, 6425, 6539, 12575, 16705, 32695, 83525, 129271, 163475, 646355, 1680523, 3231775, 8402615, 42013075]

約数ペア:

[(1, 42013075), (5, 8402615), (13, 3231775), (25, 1680523), (65, 646355), (257, 163475), (325, 129271), (503, 83525), (1285, 32695), (2515, 16705), (3341, 12575), (6425, 6539)]