130781636

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:177

約数の個数: 54

約数和(自身を含む): 252815598

約数和(自身を除く): 122033962

約数列:

[1, 2, 4, 19, 38, 41, 47, 76, 82, 94, 164, 188, 361, 722, 779, 893, 1444, 1558, 1786, 1927, 2209, 3116, 3572, 3854, 4418, 7708, 8836, 14801, 16967, 29602, 33934, 36613, 41971, 59204, 67868, 73226, 83942, 90569, 146452, 167884, 181138, 362276, 695647, 797449, 1391294, 1594898, 1720811, 2782588, 3189796, 3441622, 6883244, 32695409, 65390818, 130781636]

約数ペア:

[(1, 130781636), (2, 65390818), (4, 32695409), (19, 6883244), (38, 3441622), (41, 3189796), (47, 2782588), (76, 1720811), (82, 1594898), (94, 1391294), (164, 797449), (188, 695647), (361, 362276), (722, 181138), (779, 167884), (893, 146452), (1444, 90569), (1558, 83942), (1786, 73226), (1927, 67868), (2209, 59204), (3116, 41971), (3572, 36613), (3854, 33934), (4418, 29602), (7708, 16967), (8836, 14801)]