522020155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2129}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 690120000

約数和(自身を除く): 168099845

約数列:

[1, 5, 19, 29, 89, 95, 145, 445, 551, 1691, 2129, 2581, 2755, 8455, 10645, 12905, 40451, 49039, 61741, 189481, 202255, 245195, 308705, 947405, 1173079, 3600139, 5494949, 5865395, 18000695, 27474745, 104404031, 522020155]

約数ペア:

[(1, 522020155), (5, 104404031), (19, 27474745), (29, 18000695), (89, 5865395), (95, 5494949), (145, 3600139), (445, 1173079), (551, 947405), (1691, 308705), (2129, 245195), (2581, 202255), (2755, 189481), (8455, 61741), (10645, 49039), (12905, 40451)]