20235038415

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 33135011712

約数和(自身を除く): 12899973297

約数列:

[1, 3, 5, 15, 101, 157, 241, 303, 353, 471, 505, 723, 785, 1059, 1205, 1515, 1765, 2355, 3615, 5295, 15857, 24341, 35653, 37837, 47571, 55421, 73023, 79285, 85073, 106959, 113511, 121705, 166263, 178265, 189185, 237855, 255219, 277105, 365115, 425365, 534795, 567555, 831315, 1276095, 3821537, 5597521, 8592373, 11464611, 13356461, 16792563, 19107685, 25777119, 27987605, 40069383, 42961865, 57323055, 66782305, 83962815, 128885595, 200346915, 1349002561, 4047007683, 6745012805, 20235038415]

約数ペア:

[(1, 20235038415), (3, 6745012805), (5, 4047007683), (15, 1349002561), (101, 200346915), (157, 128885595), (241, 83962815), (303, 66782305), (353, 57323055), (471, 42961865), (505, 40069383), (723, 27987605), (785, 25777119), (1059, 19107685), (1205, 16792563), (1515, 13356461), (1765, 11464611), (2355, 8592373), (3615, 5597521), (5295, 3821537), (15857, 1276095), (24341, 831315), (35653, 567555), (37837, 534795), (47571, 425365), (55421, 365115), (73023, 277105), (79285, 255219), (85073, 237855), (106959, 189185), (113511, 178265), (121705, 166263)]