14890020080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{40559}}^1$

素因数の和:40938

約数の個数: 80

約数和(自身を含む): 37388856960

約数和(自身を除く): 22498836880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 353, 520, 706, 1040, 1412, 1765, 2824, 3530, 4589, 5648, 7060, 9178, 14120, 18356, 22945, 28240, 36712, 40559, 45890, 73424, 81118, 91780, 162236, 183560, 202795, 324472, 367120, 405590, 527267, 648944, 811180, 1054534, 1622360, 2109068, 2636335, 3244720, 4218136, 5272670, 8436272, 10545340, 14317327, 21090680, 28634654, 42181360, 57269308, 71586635, 114538616, 143173270, 186125251, 229077232, 286346540, 372250502, 572693080, 744501004, 930626255, 1145386160, 1489002008, 1861252510, 2978004016, 3722505020, 7445010040, 14890020080]

約数ペア:

[(1, 14890020080), (2, 7445010040), (4, 3722505020), (5, 2978004016), (8, 1861252510), (10, 1489002008), (13, 1145386160), (16, 930626255), (20, 744501004), (26, 572693080), (40, 372250502), (52, 286346540), (65, 229077232), (80, 186125251), (104, 143173270), (130, 114538616), (208, 71586635), (260, 57269308), (353, 42181360), (520, 28634654), (706, 21090680), (1040, 14317327), (1412, 10545340), (1765, 8436272), (2824, 5272670), (3530, 4218136), (4589, 3244720), (5648, 2636335), (7060, 2109068), (9178, 1622360), (14120, 1054534), (18356, 811180), (22945, 648944), (28240, 527267), (36712, 405590), (40559, 367120), (45890, 324472), (73424, 202795), (81118, 183560), (91780, 162236)]