191880145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 255156480

約数和(自身を除く): 63276335

約数列:

[1, 5, 19, 23, 95, 115, 137, 437, 641, 685, 2185, 2603, 3151, 3205, 12179, 13015, 14743, 15755, 59869, 60895, 73715, 87817, 280117, 299345, 439085, 1400585, 1668523, 2019791, 8342615, 10098955, 38376029, 191880145]

約数ペア:

[(1, 191880145), (5, 38376029), (19, 10098955), (23, 8342615), (95, 2019791), (115, 1668523), (137, 1400585), (437, 439085), (641, 299345), (685, 280117), (2185, 87817), (2603, 73715), (3151, 60895), (3205, 59869), (12179, 15755), (13015, 14743)]