81449108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 163699200

約数和(自身を除く): 82250092

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 199, 221, 398, 442, 463, 796, 884, 926, 1852, 2587, 3383, 5174, 6019, 6766, 7871, 10348, 12038, 13532, 15742, 24076, 31484, 43979, 87958, 92137, 102323, 175916, 184274, 204646, 368548, 409292, 1197781, 1566329, 2395562, 3132658, 4791124, 6265316, 20362277, 40724554, 81449108]

約数ペア:

[(1, 81449108), (2, 40724554), (4, 20362277), (13, 6265316), (17, 4791124), (26, 3132658), (34, 2395562), (52, 1566329), (68, 1197781), (199, 409292), (221, 368548), (398, 204646), (442, 184274), (463, 175916), (796, 102323), (884, 92137), (926, 87958), (1852, 43979), (2587, 31484), (3383, 24076), (5174, 15742), (6019, 13532), (6766, 12038), (7871, 10348)]