71937320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19763}}^1$

素因数の和:19794

約数の個数: 64

約数和(自身を含む): 199221120

約数和(自身を除く): 127283800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 19763, 39526, 79052, 98815, 138341, 158104, 197630, 256919, 276682, 395260, 513838, 553364, 691705, 790520, 1027676, 1106728, 1284595, 1383410, 1798433, 2055352, 2569190, 2766820, 3596866, 5138380, 5533640, 7193732, 8992165, 10276760, 14387464, 17984330, 35968660, 71937320]

約数ペア:

[(1, 71937320), (2, 35968660), (4, 17984330), (5, 14387464), (7, 10276760), (8, 8992165), (10, 7193732), (13, 5533640), (14, 5138380), (20, 3596866), (26, 2766820), (28, 2569190), (35, 2055352), (40, 1798433), (52, 1383410), (56, 1284595), (65, 1106728), (70, 1027676), (91, 790520), (104, 691705), (130, 553364), (140, 513838), (182, 395260), (260, 276682), (280, 256919), (364, 197630), (455, 158104), (520, 138341), (728, 98815), (910, 79052), (1820, 39526), (3640, 19763)]