156951020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7793}}^1$

素因数の和:7874

約数の個数: 48

約数和(自身を含む): 353535840

約数和(自身を除く): 196584820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 7793, 10070, 15586, 20140, 31172, 38965, 77930, 148067, 155860, 296134, 413029, 592268, 740335, 826058, 1480670, 1652116, 2065145, 2961340, 4130290, 7847551, 8260580, 15695102, 31390204, 39237755, 78475510, 156951020]

約数ペア:

[(1, 156951020), (2, 78475510), (4, 39237755), (5, 31390204), (10, 15695102), (19, 8260580), (20, 7847551), (38, 4130290), (53, 2961340), (76, 2065145), (95, 1652116), (106, 1480670), (190, 826058), (212, 740335), (265, 592268), (380, 413029), (530, 296134), (1007, 155860), (1060, 148067), (2014, 77930), (4028, 38965), (5035, 31172), (7793, 20140), (10070, 15586)]