65727220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5879}}^1$

素因数の和:5944

約数の個数: 48

約数和(自身を含む): 152127360

約数和(自身を除く): 86400140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 5879, 11180, 11758, 23516, 29395, 58790, 76427, 117580, 152854, 252797, 305708, 382135, 505594, 764270, 1011188, 1263985, 1528540, 2527970, 3286361, 5055940, 6572722, 13145444, 16431805, 32863610, 65727220]

約数ペア:

[(1, 65727220), (2, 32863610), (4, 16431805), (5, 13145444), (10, 6572722), (13, 5055940), (20, 3286361), (26, 2527970), (43, 1528540), (52, 1263985), (65, 1011188), (86, 764270), (130, 505594), (172, 382135), (215, 305708), (260, 252797), (430, 152854), (559, 117580), (860, 76427), (1118, 58790), (2236, 29395), (2795, 23516), (5590, 11758), (5879, 11180)]