131193904

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 258688800

約数和(自身を除く): 127494896

約数列:

[1, 2, 4, 8, 16, 113, 149, 226, 298, 452, 487, 596, 904, 974, 1192, 1808, 1948, 2384, 3896, 7792, 16837, 33674, 55031, 67348, 72563, 110062, 134696, 145126, 220124, 269392, 290252, 440248, 580504, 880496, 1161008, 8199619, 16399238, 32798476, 65596952, 131193904]

約数ペア:

[(1, 131193904), (2, 65596952), (4, 32798476), (8, 16399238), (16, 8199619), (113, 1161008), (149, 880496), (226, 580504), (298, 440248), (452, 290252), (487, 269392), (596, 220124), (904, 145126), (974, 134696), (1192, 110062), (1808, 72563), (1948, 67348), (2384, 55031), (3896, 33674), (7792, 16837)]