52620880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2708

約数の個数: 80

約数和(自身を含む): 138741120

約数和(自身を除く): 86120240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 2663, 3952, 4940, 5326, 9880, 10652, 13315, 19760, 21304, 26630, 34619, 42608, 50597, 53260, 69238, 101194, 106520, 138476, 173095, 202388, 213040, 252985, 276952, 346190, 404776, 505970, 553904, 657761, 692380, 809552, 1011940, 1315522, 1384760, 2023880, 2631044, 2769520, 3288805, 4047760, 5262088, 6577610, 10524176, 13155220, 26310440, 52620880]

約数ペア:

[(1, 52620880), (2, 26310440), (4, 13155220), (5, 10524176), (8, 6577610), (10, 5262088), (13, 4047760), (16, 3288805), (19, 2769520), (20, 2631044), (26, 2023880), (38, 1384760), (40, 1315522), (52, 1011940), (65, 809552), (76, 692380), (80, 657761), (95, 553904), (104, 505970), (130, 404776), (152, 346190), (190, 276952), (208, 252985), (247, 213040), (260, 202388), (304, 173095), (380, 138476), (494, 106520), (520, 101194), (760, 69238), (988, 53260), (1040, 50597), (1235, 42608), (1520, 34619), (1976, 26630), (2470, 21304), (2663, 19760), (3952, 13315), (4940, 10652), (5326, 9880)]