153561925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^2$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 214111296

約数和(自身を除く): 60549371

約数列:

[1, 5, 11, 25, 47, 55, 109, 235, 275, 517, 545, 1175, 1199, 2585, 2725, 5123, 5995, 11881, 12925, 25615, 29975, 56353, 59405, 128075, 130691, 281765, 297025, 558407, 653455, 1408825, 2792035, 3267275, 6142477, 13960175, 30712385, 153561925]

約数ペア:

[(1, 153561925), (5, 30712385), (11, 13960175), (25, 6142477), (47, 3267275), (55, 2792035), (109, 1408825), (235, 653455), (275, 558407), (517, 297025), (545, 281765), (1175, 130691), (1199, 128075), (2585, 59405), (2725, 56353), (5123, 29975), (5995, 25615), (11881, 12925)]