51749520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{839}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 161239680

約数和(自身を除く): 109490160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 839, 1028, 1285, 1542, 1678, 2056, 2517, 2570, 3084, 3356, 3855, 4112, 4195, 5034, 5140, 6168, 6712, 7710, 8390, 10068, 10280, 12336, 12585, 13424, 15420, 16780, 20136, 20560, 25170, 30840, 33560, 40272, 50340, 61680, 67120, 100680, 201360, 215623, 431246, 646869, 862492, 1078115, 1293738, 1724984, 2156230, 2587476, 3234345, 3449968, 4312460, 5174952, 6468690, 8624920, 10349904, 12937380, 17249840, 25874760, 51749520]

約数ペア:

[(1, 51749520), (2, 25874760), (3, 17249840), (4, 12937380), (5, 10349904), (6, 8624920), (8, 6468690), (10, 5174952), (12, 4312460), (15, 3449968), (16, 3234345), (20, 2587476), (24, 2156230), (30, 1724984), (40, 1293738), (48, 1078115), (60, 862492), (80, 646869), (120, 431246), (240, 215623), (257, 201360), (514, 100680), (771, 67120), (839, 61680), (1028, 50340), (1285, 40272), (1542, 33560), (1678, 30840), (2056, 25170), (2517, 20560), (2570, 20136), (3084, 16780), (3356, 15420), (3855, 13424), (4112, 12585), (4195, 12336), (5034, 10280), (5140, 10068), (6168, 8390), (6712, 7710)]