817291270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 1588870080

約数和(自身を除く): 771578810

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 277, 293, 530, 554, 586, 1007, 1385, 1465, 2014, 2770, 2930, 5035, 5263, 5567, 10070, 10526, 11134, 14681, 15529, 26315, 27835, 29362, 31058, 52630, 55670, 73405, 77645, 81161, 146810, 155290, 162322, 278939, 295051, 405805, 557878, 590102, 811610, 1394695, 1475255, 1542059, 2789390, 2950510, 3084118, 4301533, 7710295, 8603066, 15420590, 21507665, 43015330, 81729127, 163458254, 408645635, 817291270]

約数ペア:

[(1, 817291270), (2, 408645635), (5, 163458254), (10, 81729127), (19, 43015330), (38, 21507665), (53, 15420590), (95, 8603066), (106, 7710295), (190, 4301533), (265, 3084118), (277, 2950510), (293, 2789390), (530, 1542059), (554, 1475255), (586, 1394695), (1007, 811610), (1385, 590102), (1465, 557878), (2014, 405805), (2770, 295051), (2930, 278939), (5035, 162322), (5263, 155290), (5567, 146810), (10070, 81161), (10526, 77645), (11134, 73405), (14681, 55670), (15529, 52630), (26315, 31058), (27835, 29362)]