65501020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19379}}^1$

素因数の和:19414

約数の個数: 36

約数和(自身を含む): 148954680

約数和(自身を除く): 83453660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 19379, 38758, 77516, 96895, 193790, 251927, 387580, 503854, 1007708, 1259635, 2519270, 3275051, 5038540, 6550102, 13100204, 16375255, 32750510, 65501020]

約数ペア:

[(1, 65501020), (2, 32750510), (4, 16375255), (5, 13100204), (10, 6550102), (13, 5038540), (20, 3275051), (26, 2519270), (52, 1259635), (65, 1007708), (130, 503854), (169, 387580), (260, 251927), (338, 193790), (676, 96895), (845, 77516), (1690, 38758), (3380, 19379)]