64981254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 148780800

約数和(自身を除く): 83799546

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 163, 247, 269, 326, 489, 494, 538, 741, 807, 978, 1482, 1614, 2119, 3097, 3497, 4238, 5111, 6194, 6357, 6994, 9291, 10222, 10491, 12714, 15333, 18582, 20982, 30666, 40261, 43847, 66443, 80522, 87694, 120783, 131541, 132886, 199329, 241566, 263082, 398658, 570011, 833093, 1140022, 1666186, 1710033, 2499279, 3420066, 4998558, 10830209, 21660418, 32490627, 64981254]

約数ペア:

[(1, 64981254), (2, 32490627), (3, 21660418), (6, 10830209), (13, 4998558), (19, 3420066), (26, 2499279), (38, 1710033), (39, 1666186), (57, 1140022), (78, 833093), (114, 570011), (163, 398658), (247, 263082), (269, 241566), (326, 199329), (489, 132886), (494, 131541), (538, 120783), (741, 87694), (807, 80522), (978, 66443), (1482, 43847), (1614, 40261), (2119, 30666), (3097, 20982), (3497, 18582), (4238, 15333), (5111, 12714), (6194, 10491), (6357, 10222), (6994, 9291)]