65913380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19501}}^1$

素因数の和:19536

約数の個数: 36

約数和(自身を含む): 149892372

約数和(自身を除く): 83978992

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 19501, 39002, 78004, 97505, 195010, 253513, 390020, 507026, 1014052, 1267565, 2535130, 3295669, 5070260, 6591338, 13182676, 16478345, 32956690, 65913380]

約数ペア:

[(1, 65913380), (2, 32956690), (4, 16478345), (5, 13182676), (10, 6591338), (13, 5070260), (20, 3295669), (26, 2535130), (52, 1267565), (65, 1014052), (130, 507026), (169, 390020), (260, 253513), (338, 195010), (676, 97505), (845, 78004), (1690, 39002), (3380, 19501)]