80678910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15913}}^1$

素因数の和:15949

約数の個数: 48

約数和(自身を含む): 209682864

約数和(自身を除く): 129003954

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 15913, 31826, 47739, 79565, 95478, 159130, 206869, 238695, 413738, 477390, 620607, 1034345, 1241214, 2068690, 2689297, 3103035, 5378594, 6206070, 8067891, 13446485, 16135782, 26892970, 40339455, 80678910]

約数ペア:

[(1, 80678910), (2, 40339455), (3, 26892970), (5, 16135782), (6, 13446485), (10, 8067891), (13, 6206070), (15, 5378594), (26, 3103035), (30, 2689297), (39, 2068690), (65, 1241214), (78, 1034345), (130, 620607), (169, 477390), (195, 413738), (338, 238695), (390, 206869), (507, 159130), (845, 95478), (1014, 79565), (1690, 47739), (2535, 31826), (5070, 15913)]