12580103680

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{258637}}^1$

素因数の和:258679

約数の個数: 80

約数和(自身を含む): 31750400880

約数和(自身を除く): 19170297200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 6080, 9728, 12160, 24320, 48640, 258637, 517274, 1034548, 1293185, 2069096, 2586370, 4138192, 4914103, 5172740, 8276384, 9828206, 10345480, 16552768, 19656412, 20690960, 24570515, 33105536, 39312824, 41381920, 49141030, 66211072, 78625648, 82763840, 98282060, 132422144, 157251296, 165527680, 196564120, 314502592, 331055360, 393128240, 629005184, 662110720, 786256480, 1258010368, 1572512960, 2516020736, 3145025920, 6290051840, 12580103680]

約数ペア:

[(1, 12580103680), (2, 6290051840), (4, 3145025920), (5, 2516020736), (8, 1572512960), (10, 1258010368), (16, 786256480), (19, 662110720), (20, 629005184), (32, 393128240), (38, 331055360), (40, 314502592), (64, 196564120), (76, 165527680), (80, 157251296), (95, 132422144), (128, 98282060), (152, 82763840), (160, 78625648), (190, 66211072), (256, 49141030), (304, 41381920), (320, 39312824), (380, 33105536), (512, 24570515), (608, 20690960), (640, 19656412), (760, 16552768), (1216, 10345480), (1280, 9828206), (1520, 8276384), (2432, 5172740), (2560, 4914103), (3040, 4138192), (4864, 2586370), (6080, 2069096), (9728, 1293185), (12160, 1034548), (24320, 517274), (48640, 258637)]