78035020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1019}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 187810560

約数和(自身を除く): 109775540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 1019, 1094, 2038, 2188, 2735, 3829, 4076, 5095, 5470, 7133, 7658, 10190, 10940, 14266, 15316, 19145, 20380, 28532, 35665, 38290, 71330, 76580, 142660, 557393, 1114786, 2229572, 2786965, 3901751, 5573930, 7803502, 11147860, 15607004, 19508755, 39017510, 78035020]

約数ペア:

[(1, 78035020), (2, 39017510), (4, 19508755), (5, 15607004), (7, 11147860), (10, 7803502), (14, 5573930), (20, 3901751), (28, 2786965), (35, 2229572), (70, 1114786), (140, 557393), (547, 142660), (1019, 76580), (1094, 71330), (2038, 38290), (2188, 35665), (2735, 28532), (3829, 20380), (4076, 19145), (5095, 15316), (5470, 14266), (7133, 10940), (7658, 10190)]