51561440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2464

約数の個数: 96

約数和(自身を含む): 146603520

約数和(自身を除く): 95042080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2423, 2660, 3040, 4256, 4846, 5320, 9692, 10640, 12115, 16961, 19384, 21280, 24230, 33922, 38768, 46037, 48460, 67844, 77536, 84805, 92074, 96920, 135688, 169610, 184148, 193840, 230185, 271376, 322259, 339220, 368296, 387680, 460370, 542752, 644518, 678440, 736592, 920740, 1289036, 1356880, 1473184, 1611295, 1841480, 2578072, 2713760, 3222590, 3682960, 5156144, 6445180, 7365920, 10312288, 12890360, 25780720, 51561440]

約数ペア:

[(1, 51561440), (2, 25780720), (4, 12890360), (5, 10312288), (7, 7365920), (8, 6445180), (10, 5156144), (14, 3682960), (16, 3222590), (19, 2713760), (20, 2578072), (28, 1841480), (32, 1611295), (35, 1473184), (38, 1356880), (40, 1289036), (56, 920740), (70, 736592), (76, 678440), (80, 644518), (95, 542752), (112, 460370), (133, 387680), (140, 368296), (152, 339220), (160, 322259), (190, 271376), (224, 230185), (266, 193840), (280, 184148), (304, 169610), (380, 135688), (532, 96920), (560, 92074), (608, 84805), (665, 77536), (760, 67844), (1064, 48460), (1120, 46037), (1330, 38768), (1520, 33922), (2128, 24230), (2423, 21280), (2660, 19384), (3040, 16961), (4256, 12115), (4846, 10640), (5320, 9692)]