648327732

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 1661866752

約数和(自身を除く): 1013539020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 157, 206, 257, 309, 314, 412, 471, 514, 618, 628, 771, 942, 1028, 1236, 1339, 1542, 1884, 2041, 2678, 3084, 3341, 4017, 4082, 5356, 6123, 6682, 8034, 8164, 10023, 12246, 13364, 16068, 16171, 20046, 24492, 26471, 32342, 40092, 40349, 48513, 52942, 64684, 79413, 80698, 97026, 105884, 121047, 158826, 161396, 194052, 210223, 242094, 317652, 344123, 420446, 484188, 524537, 630669, 688246, 840892, 1032369, 1049074, 1261338, 1376492, 1573611, 2064738, 2098148, 2522676, 3147222, 4129476, 4155947, 6294444, 8311894, 12467841, 16623788, 24935682, 49871364, 54027311, 108054622, 162081933, 216109244, 324163866, 648327732]

約数ペア:

[(1, 648327732), (2, 324163866), (3, 216109244), (4, 162081933), (6, 108054622), (12, 54027311), (13, 49871364), (26, 24935682), (39, 16623788), (52, 12467841), (78, 8311894), (103, 6294444), (156, 4155947), (157, 4129476), (206, 3147222), (257, 2522676), (309, 2098148), (314, 2064738), (412, 1573611), (471, 1376492), (514, 1261338), (618, 1049074), (628, 1032369), (771, 840892), (942, 688246), (1028, 630669), (1236, 524537), (1339, 484188), (1542, 420446), (1884, 344123), (2041, 317652), (2678, 242094), (3084, 210223), (3341, 194052), (4017, 161396), (4082, 158826), (5356, 121047), (6123, 105884), (6682, 97026), (8034, 80698), (8164, 79413), (10023, 64684), (12246, 52942), (13364, 48513), (16068, 40349), (16171, 40092), (20046, 32342), (24492, 26471)]