179974145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 242161920

約数和(自身を除く): 62187775

約数列:

[1, 5, 13, 29, 65, 145, 307, 311, 377, 1535, 1555, 1885, 3991, 4043, 8903, 9019, 19955, 20215, 44515, 45095, 95477, 115739, 117247, 477385, 578695, 586235, 1241201, 2768833, 6206005, 13844165, 35994829, 179974145]

約数ペア:

[(1, 179974145), (5, 35994829), (13, 13844165), (29, 6206005), (65, 2768833), (145, 1241201), (307, 586235), (311, 578695), (377, 477385), (1535, 117247), (1555, 115739), (1885, 95477), (3991, 45095), (4043, 44515), (8903, 20215), (9019, 19955)]