156777168005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1\times {\mathrm{12919}}^1$

素因数の和:14001

約数の個数: 32

約数和(自身を含む): 199691520000

約数和(自身を除く): 42914351995

約数列:

[1, 5, 19, 95, 139, 695, 919, 2641, 4595, 12919, 13205, 17461, 64595, 87305, 127741, 245461, 638705, 1227305, 1795741, 2427079, 8978705, 11872561, 12135395, 34119079, 59362805, 170595395, 225578659, 1127893295, 1650285979, 8251429895, 31355433601, 156777168005]

約数ペア:

[(1, 156777168005), (5, 31355433601), (19, 8251429895), (95, 1650285979), (139, 1127893295), (695, 225578659), (919, 170595395), (2641, 59362805), (4595, 34119079), (12919, 12135395), (13205, 11872561), (17461, 8978705), (64595, 2427079), (87305, 1795741), (127741, 1227305), (245461, 638705)]