67681420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10477}}^1$

素因数の和:10522

約数の個数: 48

約数和(自身を含む): 158427360

約数和(自身を除く): 90745940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 10477, 20954, 41908, 52385, 104770, 178109, 199063, 209540, 356218, 398126, 712436, 796252, 890545, 995315, 1781090, 1990630, 3384071, 3562180, 3981260, 6768142, 13536284, 16920355, 33840710, 67681420]

約数ペア:

[(1, 67681420), (2, 33840710), (4, 16920355), (5, 13536284), (10, 6768142), (17, 3981260), (19, 3562180), (20, 3384071), (34, 1990630), (38, 1781090), (68, 995315), (76, 890545), (85, 796252), (95, 712436), (170, 398126), (190, 356218), (323, 209540), (340, 199063), (380, 178109), (646, 104770), (1292, 52385), (1615, 41908), (3230, 20954), (6460, 10477)]