189881684590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1\times {\mathrm{16091}}^1$

素因数の和:18265

約数の個数: 64

約数和(自身を含む): 376840138752

約数和(自身を除く): 186958454162

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2111, 2795, 4222, 5590, 10555, 16091, 21110, 27443, 32182, 54886, 80455, 90773, 137215, 160910, 181546, 209183, 274430, 418366, 453865, 691913, 907730, 1045915, 1180049, 1383826, 2091830, 2360098, 3459565, 5900245, 6919130, 8994869, 11800490, 17989738, 33968101, 44974345, 67936202, 89948690, 169840505, 339681010, 441585313, 883170626, 1460628343, 2207926565, 2921256686, 4415853130, 7303141715, 14606283430, 18988168459, 37976336918, 94940842295, 189881684590]

約数ペア:

[(1, 189881684590), (2, 94940842295), (5, 37976336918), (10, 18988168459), (13, 14606283430), (26, 7303141715), (43, 4415853130), (65, 2921256686), (86, 2207926565), (130, 1460628343), (215, 883170626), (430, 441585313), (559, 339681010), (1118, 169840505), (2111, 89948690), (2795, 67936202), (4222, 44974345), (5590, 33968101), (10555, 17989738), (16091, 11800490), (21110, 8994869), (27443, 6919130), (32182, 5900245), (54886, 3459565), (80455, 2360098), (90773, 2091830), (137215, 1383826), (160910, 1180049), (181546, 1045915), (209183, 907730), (274430, 691913), (418366, 453865)]