67190840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 160272000

約数和(自身を除く): 93081160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 211, 380, 419, 422, 760, 838, 844, 1055, 1676, 1688, 2095, 2110, 3352, 4009, 4190, 4220, 7961, 8018, 8380, 8440, 15922, 16036, 16760, 20045, 31844, 32072, 39805, 40090, 63688, 79610, 80180, 88409, 159220, 160360, 176818, 318440, 353636, 442045, 707272, 884090, 1679771, 1768180, 3359542, 3536360, 6719084, 8398855, 13438168, 16797710, 33595420, 67190840]

約数ペア:

[(1, 67190840), (2, 33595420), (4, 16797710), (5, 13438168), (8, 8398855), (10, 6719084), (19, 3536360), (20, 3359542), (38, 1768180), (40, 1679771), (76, 884090), (95, 707272), (152, 442045), (190, 353636), (211, 318440), (380, 176818), (419, 160360), (422, 159220), (760, 88409), (838, 80180), (844, 79610), (1055, 63688), (1676, 40090), (1688, 39805), (2095, 32072), (2110, 31844), (3352, 20045), (4009, 16760), (4190, 16036), (4220, 15922), (7961, 8440), (8018, 8380)]