2881509568

素因数分解:

$2^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{72269}}^1$

素因数の和:72377

約数の個数: 56

約数和(自身を含む): 6608368800

約数和(自身を除く): 3726859232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 178, 224, 356, 448, 623, 712, 1246, 1424, 2492, 2848, 4984, 5696, 9968, 19936, 39872, 72269, 144538, 289076, 505883, 578152, 1011766, 1156304, 2023532, 2312608, 4047064, 4625216, 6431941, 8094128, 12863882, 16188256, 25727764, 32376512, 45023587, 51455528, 90047174, 102911056, 180094348, 205822112, 360188696, 411644224, 720377392, 1440754784, 2881509568]

約数ペア:

[(1, 2881509568), (2, 1440754784), (4, 720377392), (7, 411644224), (8, 360188696), (14, 205822112), (16, 180094348), (28, 102911056), (32, 90047174), (56, 51455528), (64, 45023587), (89, 32376512), (112, 25727764), (178, 16188256), (224, 12863882), (356, 8094128), (448, 6431941), (623, 4625216), (712, 4047064), (1246, 2312608), (1424, 2023532), (2492, 1156304), (2848, 1011766), (4984, 578152), (5696, 505883), (9968, 289076), (19936, 144538), (39872, 72269)]