78858907580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2626879}}^1$

素因数の和:2626986

約数の個数: 48

約数和(自身を含む): 176526336000

約数和(自身を除く): 97667428420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 2626879, 5253758, 10507516, 13134395, 26268790, 49910701, 52537580, 99821402, 199642804, 207523441, 249553505, 415046882, 499107010, 830093764, 998214020, 1037617205, 2075234410, 3942945379, 4150468820, 7885890758, 15771781516, 19714726895, 39429453790, 78858907580]

約数ペア:

[(1, 78858907580), (2, 39429453790), (4, 19714726895), (5, 15771781516), (10, 7885890758), (19, 4150468820), (20, 3942945379), (38, 2075234410), (76, 1037617205), (79, 998214020), (95, 830093764), (158, 499107010), (190, 415046882), (316, 249553505), (380, 207523441), (395, 199642804), (790, 99821402), (1501, 52537580), (1580, 49910701), (3002, 26268790), (6004, 13134395), (7505, 10507516), (15010, 5253758), (30020, 2626879)]