172380976

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 338980784

約数和(自身を除く): 166599808

約数列:

[1, 2, 4, 8, 16, 157, 163, 314, 326, 421, 628, 652, 842, 1256, 1304, 1684, 2512, 2608, 3368, 6736, 25591, 51182, 66097, 68623, 102364, 132194, 137246, 204728, 264388, 274492, 409456, 528776, 548984, 1057552, 1097968, 10773811, 21547622, 43095244, 86190488, 172380976]

約数ペア:

[(1, 172380976), (2, 86190488), (4, 43095244), (8, 21547622), (16, 10773811), (157, 1097968), (163, 1057552), (314, 548984), (326, 528776), (421, 409456), (628, 274492), (652, 264388), (842, 204728), (1256, 137246), (1304, 132194), (1684, 102364), (2512, 68623), (2608, 66097), (3368, 51182), (6736, 25591)]