91118020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2593}}^1$

素因数の和:2860

約数の個数: 48

約数和(自身を含む): 219639168

約数和(自身を除く): 128521148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 2593, 3514, 5020, 5186, 7028, 8785, 10372, 12965, 17570, 18151, 25930, 35140, 36302, 51860, 72604, 90755, 181510, 363020, 650843, 1301686, 2603372, 3254215, 4555901, 6508430, 9111802, 13016860, 18223604, 22779505, 45559010, 91118020]

約数ペア:

[(1, 91118020), (2, 45559010), (4, 22779505), (5, 18223604), (7, 13016860), (10, 9111802), (14, 6508430), (20, 4555901), (28, 3254215), (35, 2603372), (70, 1301686), (140, 650843), (251, 363020), (502, 181510), (1004, 90755), (1255, 72604), (1757, 51860), (2510, 36302), (2593, 35140), (3514, 25930), (5020, 18151), (5186, 17570), (7028, 12965), (8785, 10372)]